diff --git a/bms-back/bms-system/src/main/java/com/bms/price/service/impl/BmsProductServiceImpl.java b/bms-back/bms-system/src/main/java/com/bms/price/service/impl/BmsProductServiceImpl.java
index 98707e1c..885e0d5e 100644
--- a/bms-back/bms-system/src/main/java/com/bms/price/service/impl/BmsProductServiceImpl.java
+++ b/bms-back/bms-system/src/main/java/com/bms/price/service/impl/BmsProductServiceImpl.java
@@ -349,7 +349,8 @@ public class BmsProductServiceImpl implements IBmsProductService
             }
             List<BmsRegion> euRegions = loadEuRegions(regionByNameCn);
             Map<String, PrcZone> zoneByCountryAndCode = loadZoneByCountryAndCode();
-            // Pre-check: same product cannot have duplicate country + weight band in Excel
+            // Pre-check: any price sheet with duplicate country+weight fails the whole import.
+            assertAllPriceSheetsNoDupCountryWeight(workbook, regionByNameCn, euRegions, zoneByCountryAndCode);
             assertImportProductsNoDupCountryWeight(workbook, products, regionByNameCn, euRegions,
                 zoneByCountryAndCode);
 
@@ -632,6 +633,8 @@ public class BmsProductServiceImpl implements IBmsProductService
             Map<String, BmsRegion> regionByNameCn = loadRegionByNameCn();
             List<BmsRegion> euRegions = loadEuRegions(regionByNameCn);
             Map<String, PrcZone> zoneByCountryAndCode = loadZoneByCountryAndCode();
+            // Fail whole import when any price sheet has duplicate country+weight (incl. unmatched sheets).
+            assertAllPriceSheetsNoDupCountryWeight(workbook, regionByNameCn, euRegions, zoneByCountryAndCode);
             Set<String> unmatchedCountries = new HashSet<>();
             Map<String, List<BmsProductCountry>> out = new LinkedHashMap<>();
             for (BmsProduct product : products)
@@ -1166,6 +1169,12 @@ public class BmsProductServiceImpl implements IBmsProductService
             {
                 score = 80;
             }
+            else if (StringUtils.isNotEmpty(nameKey) && sheetNameBase(nameKey).equals(sheetNameBase(key))
+                && sheetNameBase(nameKey).length() >= 2)
+            {
+                // e.g. catalog name suffix differs from sheet (tax/cargo label)
+                score = 70;
+            }
             else if (StringUtils.isNotEmpty(codeKey) && key.contains(codeKey))
             {
                 score = 60;
@@ -1192,6 +1201,21 @@ public class BmsProductServiceImpl implements IBmsProductService
         return out;
     }
 
+    /** Base name before last '-' (catalog/sheet suffix may differ). */
+    private static String sheetNameBase(String normalizedKey)
+    {
+        if (StringUtils.isEmpty(normalizedKey))
+        {
+            return "";
+        }
+        int idx = normalizedKey.lastIndexOf('-');
+        if (idx <= 0)
+        {
+            return normalizedKey;
+        }
+        return normalizedKey.substring(0, idx);
+    }
+
     private List<BmsRegion> loadEuRegions(Map<String, BmsRegion> regionByNameCn)
     {
         List<BmsRegion> list = new ArrayList<>();
@@ -2119,6 +2143,51 @@ public class BmsProductServiceImpl implements IBmsProductService
         }
     }
 
+    /**
+     * Scan every price sheet (not only catalog-matched ones).
+     * Duplicate country+weight on any sheet fails the whole import
+     * (e.g. same country twice for different last-mile carriers).
+     */
+    private void assertAllPriceSheetsNoDupCountryWeight(Workbook workbook,
+        Map<String, BmsRegion> regionByNameCn, List<BmsRegion> euRegions,
+        Map<String, PrcZone> zoneByCountryAndCode)
+    {
+        if (workbook == null)
+        {
+            return;
+        }
+        List<String> tips = new ArrayList<String>();
+        Set<String> unmatchedCountries = new HashSet<String>();
+        for (int i = 0; i < workbook.getNumberOfSheets(); i++)
+        {
+            String sheetName = workbook.getSheetName(i);
+            if (shouldSkipCountryPriceSheet(sheetName))
+            {
+                continue;
+            }
+            Sheet sheet = workbook.getSheetAt(i);
+            if (sheet == null || findHeaderCell(sheet, "\u56fd\u5bb6") == null)
+            {
+                continue;
+            }
+            BmsProduct stub = new BmsProduct();
+            stub.setProductCode(sheetName);
+            stub.setProductName(sheetName);
+            List<BmsProductCountry> rows = parseProductSheet(sheet, stub,
+                regionByNameCn, euRegions, zoneByCountryAndCode, unmatchedCountries);
+            String tip = buildDuplicateCountryWeightTip(stub, rows);
+            if (StringUtils.isNotEmpty(tip))
+            {
+                tips.add(tip);
+            }
+        }
+        if (!tips.isEmpty())
+        {
+            throw new ServiceException(MessageUtils.message("price.product.import.dupCountry",
+                String.join("<br/>", tips)));
+        }
+    }
+
     /**
      * Workbook pre-check for full import: reject before any write when a product sheet
      * has duplicate country + weight band (same zone) rows.
diff --git a/bms-back/bms-system/src/main/java/com/bms/price/service/impl/PrcPriceSetServiceImpl.java b/bms-back/bms-system/src/main/java/com/bms/price/service/impl/PrcPriceSetServiceImpl.java
index 47c3e5b9..5caea269 100644
--- a/bms-back/bms-system/src/main/java/com/bms/price/service/impl/PrcPriceSetServiceImpl.java
+++ b/bms-back/bms-system/src/main/java/com/bms/price/service/impl/PrcPriceSetServiceImpl.java
@@ -3018,6 +3018,7 @@ public class PrcPriceSetServiceImpl implements IPrcPriceSetService
     /**
      * Draft only: when priceBuildMode changes (PULL/IMPORT), delete this version's
      * product / detail / SALES surcharge rel rows. Same mode or non-draft: no-op.
+     * IMPORT: after wipe, copy products+details from latest prior version (if any).
      */
     private void clearDraftVersionChildrenIfBuildModeChanged(PrcPriceSetVersion db, PrcPriceSetVersion incoming)
     {
@@ -3043,9 +3044,80 @@ public class PrcPriceSetServiceImpl implements IPrcPriceSetService
         deleteSalesRelsByPsvId(psvId);
         detailMapper.deletePrcPriceSetDetailByPsvId(psvId);
         setProductMapper.deleteByPsvId(psvId);
+        if ("IMPORT".equalsIgnoreCase(newMode))
+        {
+            copyLatestPriorVersionChildren(db.getPriceSetId(), psvId);
+        }
     }
 
-    /** Prefer same effective_time, else draft, else first version of the set. */
+    /**
+     * Copy products + details from latest prior version into the draft (Excel build-price base).
+     * Prefer EFFECT, then PENDING, then highest versionSeq.
+     */
+    private void copyLatestPriorVersionChildren(Long priceSetId, Long targetPsvId)
+    {
+        Long srcPsvId = findLatestPriorPsvId(priceSetId, targetPsvId);
+        if (srcPsvId == null || targetPsvId == null)
+        {
+            return;
+        }
+        setProductMapper.copyFromVersion(srcPsvId, targetPsvId);
+        int detailRows = detailMapper.copyDetailsFromVersion(srcPsvId, targetPsvId);
+        if (detailRows > 0)
+        {
+            setProductMapper.bindDetailPspByPsvId(targetPsvId);
+        }
+    }
+
+    private Long findLatestPriorPsvId(Long priceSetId, Long excludePsvId)
+    {
+        if (priceSetId == null)
+        {
+            return null;
+        }
+        PrcPriceSetVersion q = new PrcPriceSetVersion();
+        q.setPriceSetId(priceSetId);
+        List<PrcPriceSetVersion> list = versionMapper.selectPrcPriceSetVersionList(q);
+        if (list == null || list.isEmpty())
+        {
+            return null;
+        }
+        PrcPriceSetVersion effect = null;
+        PrcPriceSetVersion pending = null;
+        PrcPriceSetVersion best = null;
+        for (PrcPriceSetVersion v : list)
+        {
+            if (v == null || v.getPsvId() == null)
+            {
+                continue;
+            }
+            if (excludePsvId != null && excludePsvId.equals(v.getPsvId()))
+            {
+                continue;
+            }
+            if (VER_EFFECT.equals(v.getStatus()) && effect == null)
+            {
+                effect = v;
+            }
+            else if (VER_PENDING.equals(v.getStatus()) && pending == null)
+            {
+                pending = v;
+            }
+            if (best == null || (v.getVersionSeq() != null && best.getVersionSeq() != null
+                && v.getVersionSeq().intValue() > best.getVersionSeq().intValue())
+                || (best.getVersionSeq() == null && v.getVersionSeq() != null))
+            {
+                best = v;
+            }
+        }
+        PrcPriceSetVersion pick = effect != null ? effect : (pending != null ? pending : best);
+        return pick == null ? null : pick.getPsvId();
+    }
+
+    /**
+     * Prefer same effective_time, else an existing draft.
+     * Never fall back to EFFECT/EXPIRED — that would overwrite a live version when creating a new one.
+     */
     private PrcPriceSetVersion findReusableVersion(Long priceSetId, Date effectiveTime)
     {
         PrcPriceSetVersion q = new PrcPriceSetVersion();
@@ -3072,7 +3144,7 @@ public class PrcPriceSetServiceImpl implements IPrcPriceSetService
                 return v;
             }
         }
-        return list.get(0);
+        return null;
     }
 
     /**
diff --git a/bms-front/src/views/price/set/components/create/PriceEditPanel.vue b/bms-front/src/views/price/set/components/create/PriceEditPanel.vue
index 6dfe8d2c..3692239d 100644
--- a/bms-front/src/views/price/set/components/create/PriceEditPanel.vue
+++ b/bms-front/src/views/price/set/components/create/PriceEditPanel.vue
@@ -151,6 +151,20 @@ function reloadSavedProducts() {
   })
 }
 
+async function reloadProductsAfterImportModeSave() {
+  const id = props.priceSetId
+  if (!id) return
+  const res = await getPriceSet(id)
+  const data = res.data || {}
+  const versions = data.versions || []
+  const qPsv = props.psvId || version.psvId
+  const byQuery = qPsv != null ? versions.find(v => String(v.psvId) === String(qPsv)) : null
+  const current = byQuery || data.version || versions[0] || {}
+  products.value = (current.products || []).map(p => ({ ...p }))
+  savedProductsSnapshot.value = products.value.map(p => ({ ...p }))
+  details.value = []
+}
+
 async function finish() {
   if (!props.priceSetId) {
     close()
@@ -178,12 +192,17 @@ async function finish() {
     }
     await savePriceSetAsync(payload)
     savedPriceBuildMode.value = version.priceBuildMode
-    savedProductsSnapshot.value = (products.value || []).map(p => ({ ...p }))
     await nextTick()
     if (version.priceBuildMode === 'PULL' && detailsRef.value && detailsRef.value.pullAllFromLibrary) {
       await detailsRef.value.pullAllFromLibrary({ silent: true })
+      savedProductsSnapshot.value = (products.value || []).map(p => ({ ...p }))
       proxy.$modal.msgSuccess("建价方式已保存并清空旧明细，已重新拉取产品列表")
+    } else if (version.priceBuildMode === 'IMPORT') {
+      // Backend copies latest prior version products/details into this draft
+      await reloadProductsAfterImportModeSave()
+      proxy.$modal.msgSuccess("建价方式已保存，已带出上一版产品，可导入 Excel 按产品+国家覆盖或新增")
     } else {
+      savedProductsSnapshot.value = (products.value || []).map(p => ({ ...p }))
       proxy.$modal.msgSuccess("建价方式已保存并清空旧明细，可导入 Excel 建价")
     }
     close()
diff --git a/bms-front/src/views/price/set/components/create/StepDetails.vue b/bms-front/src/views/price/set/components/create/StepDetails.vue
index f44cd544..fc7ebfe3 100644
--- a/bms-front/src/views/price/set/components/create/StepDetails.vue
+++ b/bms-front/src/views/price/set/components/create/StepDetails.vue
@@ -203,6 +203,7 @@ import {
   isFixedType,
   isImportBuildMode,
   isPullBuildMode,
+  pickLatestPriorVersion,
   setTypeLabel,
   surchargeAppliesToRow,
   toDetailPayload
@@ -306,8 +307,8 @@ const importDesc = computed(() => {
   }
   return [
     '适用威狮B2C小包价表（含「产品目录」）。',
-    '按产品+国家覆盖：Excel 中出现的产品+国家会替换已有同范围明细，其它产品/国家保留。',
-    '仅固定价套餐「导入 Excel 建价」可用；不影响导入修改价格/拉取产品库。'
+    '先带出上一版全部产品；导入按「产品+国家」匹配：命中则覆盖该国家明细，未命中则新增；其它产品/国家保留。',
+    '同一产品下重复国家+重量段将整单失败。仅固定价套餐「导入 Excel 建价」可用。'
   ]
 })
 
@@ -324,7 +325,7 @@ const showImportAction = computed(() => hasBuildMode.value && isFixedType(props.
 const emptyTip = computed(() => {
   if (props.livePersist) return '暂无产品'
   if (isPullBuildMode(props.priceBuildMode)) return '暂无产品，请先返回上一步重新拉取或等待拉取完成'
-  if (isImportBuildMode(props.priceBuildMode)) return '暂无产品，请点击右上角导入 Excel 建价'
+  if (isImportBuildMode(props.priceBuildMode)) return '暂无上一版产品，请点击右上角导入 Excel 建价（按产品+国家覆盖或新增）'
   return '暂无产品，请先选择创建价格方式'
 })
 
@@ -373,6 +374,41 @@ function clearLocalDraft() {
   editGroup.value = null
 }
 
+/**
+ * Excel build-price: preload products + details from latest prior version
+ * so import can upsert by product+country.
+ */
+async function loadLatestPriorVersionDraft() {
+  if (!props.priceSetId) return false
+  pulling.value = true
+  try {
+    const res = await getPriceSet(props.priceSetId)
+    const data = res.data || {}
+    const versions = data.versions || []
+    const prior = pickLatestPriorVersion(versions, props.psvId || resolvedPsvId.value)
+    if (!prior || prior.psvId == null) return false
+    const products = (prior.products || [])
+      .filter(p => p && p.productCode)
+      .map(p => {
+        const row = { ...p }
+        delete row.pspId
+        delete row.psvId
+        delete row.priceSetId
+        return row
+      })
+    if (!products.length) return false
+    const chunks = await Promise.all(products.map(p =>
+      listSetDetailByProduct(prior.psvId, p.productCode)
+        .then(r => r.data || [])
+        .catch(() => [])
+    ))
+    applyLocalDraft(products, chunks.flat())
+    return true
+  } finally {
+    pulling.value = false
+  }
+}
+
 async function loadProductDetails(productCode, force) {
   if (!productCode) return []
   if (!force && detailByProduct[productCode]) return detailByProduct[productCode]
@@ -987,7 +1023,7 @@ async function removeProduct(code) {
   proxy.$modal.msgSuccess('已移除产品明细')
 }
 
-defineExpose({ pullAllFromLibrary, clearLocalDraft })
+defineExpose({ pullAllFromLibrary, clearLocalDraft, loadLatestPriorVersionDraft })
 </script>
 
 <style scoped>
diff --git a/bms-front/src/views/price/set/components/detail/SetVersionDetailDrawer.vue b/bms-front/src/views/price/set/components/detail/SetVersionDetailDrawer.vue
index 46a133da..242b76e6 100644
--- a/bms-front/src/views/price/set/components/detail/SetVersionDetailDrawer.vue
+++ b/bms-front/src/views/price/set/components/detail/SetVersionDetailDrawer.vue
@@ -7,142 +7,129 @@
     @close="close"
   >
     <div class="drawer-body" v-loading="loading">
-      <div class="toolbar">
-        <el-select
-          v-model="query.productKeyword"
-          filterable
-          clearable
-          :placeholder="phProduct"
-          :loading="optionsLoading"
-          style="width: 200px"
-        >
-          <el-option v-for="p in optionProducts" :key="p.code" :label="p.label" :value="p.code">
-            <span class="opt-name">{{ p.name }}</span>
-            <span class="opt-code">{{ p.code }}</span>
-          </el-option>
-        </el-select>
-        <el-select
-          v-if="isFixed"
-          v-model="query.countryKeyword"
-          filterable
-          clearable
-          :placeholder="phCountry"
-          :loading="optionsLoading"
-          style="width: 160px"
-        >
-          <el-option v-for="c in optionCountries" :key="c.key" :label="c.label" :value="c.value">
-            <span class="opt-name">{{ c.name }}</span>
-            <span class="opt-code">{{ c.code }}</span>
-          </el-option>
-        </el-select>
-        <el-select
-          v-if="isFixed"
-          v-model="query.zoneKeyword"
-          filterable
-          clearable
-          :placeholder="phZone"
-          :loading="optionsLoading"
-          style="width: 160px"
-        >
-          <el-option v-for="z in optionZones" :key="z.key" :label="z.label" :value="z.value">
-            <span class="opt-name">{{ z.name }}</span>
-            <span class="opt-code">{{ z.code }}</span>
-          </el-option>
-        </el-select>
-        <el-button type="primary" @click="search">查询</el-button>
-        <el-button @click="reset">重置</el-button>
+      <div v-show="!detailOpen" class="product-pane">
+        <div class="toolbar">
+          <el-input v-model="productKeyword" clearable :placeholder="phSearch" style="width: 220px" />
+          <el-button type="primary" @click="noop">查询</el-button>
+          <el-button @click="productKeyword = ''">重置</el-button>
+        </div>
+        <el-alert type="info" :closable="false" show-icon class="mb12" :title="hint" />
+        <el-empty v-if="!filteredProducts.length" :description="emptyProduct" :image-size="72" />
+        <el-table v-else :data="filteredProducts" border height="calc(100vh - 280px)" @row-click="openProductDetail">
+          <el-table-column :label="colCode" min-width="100">
+            <template #default="{ row }"><b>{{ row.productCode }}</b></template>
+          </el-table-column>
+          <el-table-column :label="colName" prop="productName" min-width="140" show-overflow-tooltip />
+          <el-table-column :label="colLevel" prop="serviceLevel" width="90" align="center" />
+          <el-table-column :label="colCargo" min-width="140" align="center" show-overflow-tooltip>
+            <template #default="{ row }">
+              <el-tag v-if="row.cargoAttr" type="primary" size="small" effect="plain">{{ row.cargoAttr }}</el-tag>
+              <span v-else>-</span>
+            </template>
+          </el-table-column>
+          <el-table-column :label="colRegion" prop="destRegion" width="100" align="center" />
+          <el-table-column :label="colAction" width="110" align="center" fixed="right">
+            <template #default="{ row }">
+              <el-button link type="primary" @click.stop="openProductDetail(row)">查看明细</el-button>
+            </template>
+          </el-table-column>
+        </el-table>
+        <div class="product-count">{{ productCountText }}</div>
       </div>
 
-      <el-table :data="rows" border height="calc(100vh - 220px)" empty-text="暂无明细">
-        <el-table-column :label="colProduct" min-width="180">
-          <template #default="{ row }">
-            <div class="cell-product">
-              <span class="p-code">{{ row.productCode }}</span>
-              <span class="p-name">{{ row.productName || '' }}</span>
-            </div>
+      <div v-show="detailOpen" class="detail-pane">
+        <div class="toolbar">
+          <el-button link type="primary" @click="backToProducts">
+            <el-icon><arrow-left /></el-icon>
+            返回产品
+          </el-button>
+          <span class="detail-title">{{ detailTitleText }}</span>
+          <el-input
+            v-if="isFixed"
+            v-model="detailKeyword"
+            clearable
+            :placeholder="phDetailSearch"
+            style="width: 200px; margin-left: auto"
+          />
+        </div>
+        <el-table
+          v-loading="detailLoading"
+          :data="displayDetailRows"
+          border
+          height="calc(100vh - 260px)"
+          :empty-text="emptyDetail"
+          :span-method="spanMethod"
+        >
+          <template v-if="isFixed">
+            <el-table-column :label="colCountry" min-width="100">
+              <template #default="{ row }">{{ row.countryName || row.countryCode || '-' }}</template>
+            </el-table-column>
+            <el-table-column :label="colZone" min-width="90">
+              <template #default="{ row }">{{ row.zoneName || row.zoneCode || '-' }}</template>
+            </el-table-column>
+            <el-table-column :label="colWeight" prop="weightLabel" min-width="120" />
+            <el-table-column :label="colFv" min-width="130" align="right">
+              <template #default="{ row }">
+                <el-tooltip placement="top" :disabled="!hasBaseFreight(row)">
+                  <template #content>
+                    <span>产品基础运费：{{ formatBase(row.baseFreightPrice, 4) }} RMB/KG</span>
+                  </template>
+                  <span class="price-tip">
+                    <template v-if="row.fvValue == null">
+                      <span class="unit">未覆盖</span>
+                    </template>
+                    <template v-else>
+                      <span class="hl">{{ row.fvValue }}</span>
+                      <span class="unit"> RMB/KG</span>
+                    </template>
+                  </span>
+                </el-tooltip>
+              </template>
+            </el-table-column>
+            <el-table-column :label="colReg" min-width="120" align="right">
+              <template #default="{ row }">
+                <el-tooltip placement="top" :disabled="!hasBaseReg(row)">
+                  <template #content>
+                    <span>产品基础挂号费：{{ formatBase(row.baseRegistrationFee, 2) }} RMB/票</span>
+                  </template>
+                  <span class="price-tip">
+                    <span class="reg">{{ row.fvRegistrationFee }}</span>
+                    <span class="unit"> RMB/票</span>
+                  </span>
+                </el-tooltip>
+              </template>
+            </el-table-column>
           </template>
-        </el-table-column>
-
-        <template v-if="isFixed">
-          <el-table-column :label="colCountry" min-width="120">
-            <template #default="{ row }">{{ row.countryName || row.countryCode || '-' }}</template>
-          </el-table-column>
-          <el-table-column :label="colZone" min-width="110">
-            <template #default="{ row }">{{ row.zoneName || row.zoneCode || '-' }}</template>
-          </el-table-column>
-          <el-table-column :label="colWeight" prop="weightLabel" min-width="120" />
-          <el-table-column :label="colFv" min-width="130" align="right">
+          <el-table-column v-else :label="colDisc" min-width="120" align="center">
             <template #default="{ row }">
-              <el-tooltip placement="top" :disabled="!hasBaseFreight(row)">
-                <template #content>
-                  <span>产品基础运费：{{ formatBase(row.baseFreightPrice, 4) }} RMB/KG</span>
-                </template>
-                <span class="price-tip">
-                  <template v-if="row.fvValue == null">
-                    <span class="unit">未覆盖</span>
-                  </template>
-                  <template v-else>
-                    <span class="hl">{{ row.fvValue }}</span>
-                    <span class="unit"> RMB/KG</span>
-                  </template>
-                </span>
-              </el-tooltip>
+              <el-tag v-if="row.discountValue == null" size="small" type="info" effect="plain">默认折扣</el-tag>
+              <span v-else class="pct">{{ row.discountValue }}%</span>
             </template>
           </el-table-column>
-          <el-table-column :label="colReg" min-width="120" align="right">
+          <el-table-column :label="colSc" min-width="200">
             <template #default="{ row }">
-              <el-tooltip placement="top" :disabled="!hasBaseReg(row)">
-                <template #content>
-                  <span>产品基础挂号费：{{ formatBase(row.baseRegistrationFee, 2) }} RMB/票</span>
-                </template>
-                <span class="price-tip">
-                  <span class="reg">{{ row.fvRegistrationFee }}</span>
-                  <span class="unit"> RMB/票</span>
-                </span>
-              </el-tooltip>
+              <surcharge-tags :list="row.surcharges || []" :empty-text="noneSc" />
             </template>
           </el-table-column>
-        </template>
-
-        <el-table-column v-else :label="colDisc" min-width="120" align="center">
-          <template #default="{ row }">
-            <el-tag v-if="row.discountValue == null" size="small" type="info" effect="plain">默认折扣</el-tag>
-            <span v-else class="pct">{{ row.discountValue }}%</span>
-          </template>
-        </el-table-column>
-
-        <el-table-column :label="colSc" min-width="200">
-          <template #default="{ row }">
-            <surcharge-tags :list="row.surcharges || []" :empty-text="noneSc" />
-          </template>
-        </el-table-column>
-
-        <el-table-column :label="colRound" min-width="100" align="center">
-          <template #default="{ row }">{{ roundModeLabel(row.roundMode) }}</template>
-        </el-table-column>
-      </el-table>
-
-      <div class="pager">
-        <pagination
-          v-show="total > 0"
-          :total="total"
-          v-model:page="query.pageNum"
-          v-model:limit="query.pageSize"
-          @pagination="load"
-        />
+          <el-table-column :label="colRound" min-width="100" align="center">
+            <template #default="{ row }">{{ roundModeLabel(row.roundMode) }}</template>
+          </el-table-column>
+        </el-table>
       </div>
     </div>
 
     <template #footer>
+      <el-button v-if="detailOpen" @click="backToProducts">返回产品</el-button>
       <el-button @click="close">关闭</el-button>
     </template>
   </el-drawer>
 </template>
 
 <script setup name="SetVersionDetailDrawer">
+import { ArrowLeft } from '@element-plus/icons-vue'
 import SurchargeTags from '../SurchargeTags.vue'
 import { isFixedType } from '../../utils/priceSet'
-import { listSetDetail, listSetDetailOptions } from '@/api/price/set'
+import { listSetDetailByProduct, listSetDetailOptions } from '@/api/price/set'
 
 const props = defineProps({
   modelValue: { type: Boolean, default: false },
@@ -154,61 +141,25 @@ const emit = defineEmits(['update:modelValue'])
 const { bms_round_mode } = useDict('bms_round_mode')
 
 const loading = ref(false)
-const rows = ref([])
-const total = ref(0)
-const query = reactive({
-  pageNum: 1,
-  pageSize: 20,
-  productKeyword: '',
-  countryKeyword: '',
-  zoneKeyword: ''
-})
+const productKeyword = ref('')
+const products = ref([])
+const detailOpen = ref(false)
+const detailLoading = ref(false)
+const detailKeyword = ref('')
+const detailRows = ref([])
+const activeProduct = ref(null)
 
-// 下拉选项：当前版本内去重后的 产品/国家/分区
-const optionsLoading = ref(false)
-const optionProducts = ref([])
-const optionCountries = ref([])
-const optionZones = ref([])
-
-function loadOptions() {
-  const psvId = props.version && props.version.psvId
-  if (!psvId) {
-    optionProducts.value = []
-    optionCountries.value = []
-    optionZones.value = []
-    return
-  }
-  optionsLoading.value = true
-  listSetDetailOptions(psvId).then(res => {
-    const data = res.data || {}
-    optionProducts.value = (data.products || []).map(p => ({
-      code: p.code,
-      name: p.name || p.code,
-      label: (p.name && p.name !== p.code) ? `${p.code} ${p.name}` : p.code
-    }))
-    optionCountries.value = (data.countries || []).map(c => ({
-      key: c.code || c.name,
-      code: c.code || '-',
-      name: c.name || c.code,
-      value: c.code || c.name, // 有代码按代码搜，否则按名称搜（后端 code/name 双 LIKE）
-      label: (c.name && c.code) ? `${c.name} ${c.code}` : (c.name || c.code)
-    }))
-    optionZones.value = (data.zones || []).map(z => ({
-      key: z.code || z.name,
-      code: z.code || '-',
-      name: z.name || z.code,
-      value: z.code || z.name,
-      label: (z.name && z.code) ? `${z.name} ${z.code}` : (z.name || z.code)
-    }))
-  }).finally(() => {
-    optionsLoading.value = false
-  })
-}
-
-const phProduct = '产品'
-const phCountry = '国家'
-const phZone = '分区'
-const colProduct = '产品'
+const phSearch = '产品代码/名称'
+const phDetailSearch = '搜索国家/分区'
+const hint = '点击产品行查看国家/重量段明细（仅查看）'
+const emptyProduct = '暂无产品'
+const emptyDetail = '暂无明细'
+const colCode = '产品代码'
+const colName = '产品名称'
+const colLevel = '时效等级'
+const colCargo = '走货属性'
+const colRegion = '目的区域'
+const colAction = '操作'
 const colCountry = '国家'
 const colZone = '分区'
 const colWeight = '重量段'
@@ -224,6 +175,92 @@ const title = computed(() => {
   const v = props.version || {}
   return (v.versionNo || '-') + ' · 版本明细'
 })
+const detailTitleText = computed(() => {
+  const p = activeProduct.value || {}
+  return (p.productCode || '') + ' · ' + (p.productName || '') + ' · 国家服务价格'
+})
+
+const filteredProducts = computed(() => {
+  const kw = (productKeyword.value || '').trim().toLowerCase()
+  return (products.value || []).filter(p => {
+    if (!p || !p.productCode) return false
+    if (!kw) return true
+    const blob = [p.productCode, p.productName].filter(Boolean).join(' ').toLowerCase()
+    return blob.includes(kw)
+  })
+})
+
+/** Footer: "共 N 个产品" (show filtered vs total when searching). */
+const productCountText = computed(() => {
+  const n = filteredProducts.value.length
+  const total = (products.value || []).length
+  if (n === total) {
+    return '\u5171 ' + n + ' \u4e2a\u4ea7\u54c1'
+  }
+  return '\u5171 ' + n + ' \u4e2a\u4ea7\u54c1\uff08\u5168\u90e8 ' + total + ' \u4e2a\uff09'
+})
+
+function countryKey(row) {
+  return String((row && (row.countryCode || row.countryName)) || '').toUpperCase()
+}
+
+function zoneKey(row) {
+  return String((row && (row.zoneCode || row.zoneName)) || '')
+}
+
+const displayDetailRows = computed(() => {
+  const kw = (detailKeyword.value || '').trim().toLowerCase()
+  let list = [...(detailRows.value || [])]
+  if (kw) {
+    list = list.filter(r => {
+      if (!r) return false
+      const blob = [r.countryName, r.countryCode, r.zoneName, r.zoneCode, r.weightLabel]
+        .filter(Boolean).join(' ').toLowerCase()
+      return blob.includes(kw)
+    })
+  }
+  list.sort((a, b) => {
+    const ca = countryKey(a)
+    const cb = countryKey(b)
+    if (ca !== cb) return ca.localeCompare(cb)
+    const za = zoneKey(a)
+    const zb = zoneKey(b)
+    if (za !== zb) return za.localeCompare(zb)
+    return String((a && a.weightLabel) || '').localeCompare(String((b && b.weightLabel) || ''))
+  })
+  return list
+})
+
+function buildSpans(rows, keyOf) {
+  const spans = new Array(rows.length).fill(1)
+  let i = 0
+  while (i < rows.length) {
+    let j = i + 1
+    const key = keyOf(rows[i])
+    while (j < rows.length && keyOf(rows[j]) === key) j++
+    spans[i] = j - i
+    for (let k = i + 1; k < j; k++) spans[k] = 0
+    i = j
+  }
+  return spans
+}
+
+const countrySpans = computed(() => buildSpans(displayDetailRows.value, countryKey))
+const zoneSpans = computed(() => buildSpans(displayDetailRows.value, r => countryKey(r) + '|' + zoneKey(r)))
+
+function spanOf(spans, rowIndex) {
+  const rowspan = spans[rowIndex] || 0
+  return rowspan > 0 ? { rowspan, colspan: 1 } : { rowspan: 0, colspan: 0 }
+}
+
+function spanMethod({ columnIndex, rowIndex }) {
+  if (!isFixed.value) return { rowspan: 1, colspan: 1 }
+  if (columnIndex === 0) return spanOf(countrySpans.value, rowIndex)
+  if (columnIndex === 1) return spanOf(zoneSpans.value, rowIndex)
+  return { rowspan: 1, colspan: 1 }
+}
+
+function noop() {}
 
 function hasBaseFreight(row) {
   return row && row.baseFreightPrice != null && row.baseFreightPrice !== ''
@@ -237,7 +274,6 @@ function formatBase(v, precision) {
   if (Number.isNaN(n)) return String(v)
   return n.toFixed(precision)
 }
-
 function roundModeLabel(mode) {
   const hit = (bms_round_mode.value || []).find(d => d.value === mode)
   return hit ? hit.label : (mode || '四舍五入')
@@ -247,52 +283,73 @@ function close() {
   emit('update:modelValue', false)
 }
 
-function search() {
-  query.pageNum = 1
-  load()
+function backToProducts() {
+  detailOpen.value = false
+  activeProduct.value = null
+  detailRows.value = []
+  detailKeyword.value = ''
 }
 
-function reset() {
-  query.productKeyword = ''
-  query.countryKeyword = ''
-  query.zoneKeyword = ''
-  query.pageNum = 1
-  load()
+function normalizeProducts(list) {
+  return (list || [])
+    .filter(p => p && (p.productCode || p.code))
+    .map(p => ({
+      productCode: p.productCode || p.code,
+      productName: p.productName || p.name || p.productCode || p.code,
+      serviceLevel: p.serviceLevel,
+      cargoAttr: p.cargoAttr,
+      destRegion: p.destRegion,
+      taxMode: p.taxMode
+    }))
 }
 
-function load() {
-  const psvId = props.version && props.version.psvId
+async function loadProducts() {
+  const v = props.version || {}
+  const psvId = v.psvId
   if (!psvId) {
-    rows.value = []
-    total.value = 0
+    products.value = []
     return
   }
   loading.value = true
-  listSetDetail({
-    psvId,
-    productKeyword: query.productKeyword || undefined,
-    countryKeyword: isFixed.value ? (query.countryKeyword || undefined) : undefined,
-    zoneKeyword: isFixed.value ? (query.zoneKeyword || undefined) : undefined,
-    pageNum: query.pageNum,
-    pageSize: query.pageSize
-  }).then(res => {
-    rows.value = res.rows || []
-    total.value = res.total || 0
-  }).finally(() => {
+  try {
+    const fromVersion = normalizeProducts(v.products)
+    if (fromVersion.length) {
+      products.value = fromVersion
+      return
+    }
+    const res = await listSetDetailOptions(psvId)
+    const data = res.data || {}
+    products.value = normalizeProducts(data.products || [])
+  } finally {
     loading.value = false
-  })
+  }
+}
+
+async function openProductDetail(row) {
+  if (!row || !row.productCode) return
+  const psvId = props.version && props.version.psvId
+  if (!psvId) return
+  activeProduct.value = row
+  detailOpen.value = true
+  detailKeyword.value = ''
+  detailLoading.value = true
+  try {
+    const res = await listSetDetailByProduct(psvId, row.productCode)
+    detailRows.value = res.data || []
+  } catch (e) {
+    detailRows.value = []
+  } finally {
+    detailLoading.value = false
+  }
 }
 
 watch(
   () => [props.modelValue, props.version && props.version.psvId],
   ([open]) => {
     if (open) {
-      query.pageNum = 1
-      query.productKeyword = ''
-      query.countryKeyword = ''
-      query.zoneKeyword = ''
-      loadOptions()
-      load()
+      productKeyword.value = ''
+      backToProducts()
+      loadProducts()
     }
   }
 )
@@ -312,29 +369,16 @@ watch(
   flex-wrap: wrap;
   align-items: center;
 }
-.pager {
-  margin-top: 12px;
-}
-.cell-product {
-  display: flex;
-  align-items: baseline;
-  gap: 6px;
-}
-.p-code {
-  font-family: Consolas, Monaco, monospace;
-  font-size: 12px;
+.mb12 { margin-bottom: 12px; }
+.product-count {
+  margin-top: 10px;
+  text-align: right;
   color: #606266;
-  background: #f4f4f5;
-  border-radius: 3px;
-  padding: 0 6px;
+  font-size: 13px;
 }
-.p-name { color: #303133; }
-.opt-name { margin-right: 8px; }
-.opt-code {
-  float: right;
-  color: var(--el-text-color-secondary);
-  font-size: 12px;
-  font-family: Consolas, Monaco, monospace;
+.detail-title {
+  font-weight: 600;
+  color: #303133;
 }
 .hl { color: #1890ff; font-weight: 600; }
 .reg { color: #d48806; font-weight: 600; }
@@ -347,4 +391,7 @@ watch(
 .price-tip:hover {
   border-bottom-color: #c0c4cc;
 }
+:deep(.el-table__row) {
+  cursor: pointer;
+}
 </style>
diff --git a/bms-front/src/views/price/set/components/detail/SetVersionTable.vue b/bms-front/src/views/price/set/components/detail/SetVersionTable.vue
index 23fc8967..d515e918 100644
--- a/bms-front/src/views/price/set/components/detail/SetVersionTable.vue
+++ b/bms-front/src/views/price/set/components/detail/SetVersionTable.vue
@@ -69,13 +69,6 @@
             @click="emit('remove', row)"
             v-hasPermi="['price:set:edit']"
           >删除</el-button>
-          <el-button
-            v-if="String(row.status) === '1' && !hasDraft"
-            link
-            type="primary"
-            @click="emit('copy-version', row)"
-            v-hasPermi="['price:set:add']"
-          >复制为新版本</el-button>
         </template>
       </el-table-column>
     </el-table>
@@ -91,7 +84,7 @@ const props = defineProps({
   versions: { type: Array, default: () => [] },
   modelValue: { type: [Number, String], default: undefined }
 })
-const emit = defineEmits(['update:modelValue', 'copy-version', 'create-version', 'open-details', 'view-import-attach', 'activate', 'reschedule', 'edit', 'remove'])
+const emit = defineEmits(['update:modelValue', 'create-version', 'open-details', 'view-import-attach', 'activate', 'reschedule', 'edit', 'remove'])
 
 const title = '套餐版本'
 const colNo = '版本号'
diff --git a/bms-front/src/views/price/set/create.vue b/bms-front/src/views/price/set/create.vue
index 21ab0507..ae358291 100644
--- a/bms-front/src/views/price/set/create.vue
+++ b/bms-front/src/views/price/set/create.vue
@@ -72,7 +72,7 @@ import {
   toCustomerPayload,
   toDetailPayload
 } from './utils/priceSet'
-import { getPriceSet, savePriceSetAsync } from '@/api/price/set'
+import { getPriceSet, savePriceSetAsync, createPriceSetVersion, deletePriceSetVersion } from '@/api/price/set'
 
 const { proxy } = getCurrentInstance()
 const route = useRoute()
@@ -202,12 +202,19 @@ async function finishEdit() {
         delete payload.details
         await runSaveWithProgress(payload)
         savedPriceBuildMode.value = form.version.priceBuildMode
-        savedProductsSnapshot.value = (form.products || []).map(p => ({ ...p }))
         await nextTick()
         if (form.version.priceBuildMode === 'PULL' && detailsRef.value && detailsRef.value.pullAllFromLibrary) {
           await detailsRef.value.pullAllFromLibrary({ silent: true })
+          savedProductsSnapshot.value = (form.products || []).map(p => ({ ...p }))
+          proxy.$modal.msgSuccess("建价方式已保存")
+        } else if (form.version.priceBuildMode === 'IMPORT') {
+          // Backend copied prior version into this draft; refresh product list from current psv
+          await refreshProductsFromCurrentVersion()
+          proxy.$modal.msgSuccess("建价方式已保存，已带出上一版产品")
+        } else {
+          savedProductsSnapshot.value = (form.products || []).map(p => ({ ...p }))
+          proxy.$modal.msgSuccess("建价方式已保存")
         }
-        proxy.$modal.msgSuccess("建价方式已保存")
       } catch (e) {
         return
       } finally {
@@ -243,6 +250,12 @@ async function finishEdit() {
   }
   creating.value = true
   try {
+    if (newVersionMode.value && form.version.psvId == null && form.priceSetId) {
+      const verRes = await createPriceSetVersion(form.priceSetId)
+      if (verRes.data != null) {
+        form.version.psvId = verRes.data
+      }
+    }
     const payload = buildPayload({ forceDetails: true })
     const priceSetId = await runSaveWithProgress(payload)
     form.priceSetId = priceSetId
@@ -296,7 +309,7 @@ function buildPayload(opts = {}) {
     defaultDiscount: undefined,
     priceSetNote: basic.priceSetNote,
     version: {
-      psvId: copyMode.value ? undefined : version.psvId,
+      psvId: (copyMode.value || (newVersionMode.value && version.psvId == null)) ? undefined : version.psvId,
       versionNo: version.versionNo,
       priceBuildMode: version.priceBuildMode || undefined
     }
@@ -323,7 +336,30 @@ function buildPayload(opts = {}) {
   return payload
 }
 
-function goBack() {
+/**
+ * New-version flow creates an empty draft as soon as user clicks "新建价格版本".
+ * If user cancels without finishing (no build mode / no details on server), remove that orphan draft.
+ */
+async function tryDeleteEmptyNewVersionDraft() {
+  if (!newVersionMode.value || !form.priceSetId || form.version.psvId == null) return
+  const psvId = form.version.psvId
+  try {
+    const res = await getPriceSet(form.priceSetId)
+    const versions = (res.data || {}).versions || []
+    const v = versions.find(x => x && String(x.psvId) === String(psvId))
+    if (!v || String(v.status) !== '0') return
+    const noMode = !v.priceBuildMode
+    const noDetails = !(Number(v.detailCount) > 0) && !(v.details || []).length
+    if (noMode && noDetails) {
+      await deletePriceSetVersion(psvId)
+    }
+  } catch (e) {
+    // ignore cleanup errors; still navigate back
+  }
+}
+
+async function goBack() {
+  await tryDeleteEmptyNewVersionDraft()
   const obj = (newVersionMode.value || copyMode.value) && form.priceSetId
     ? { path: '/customer/setDetail', query: { priceSetId: form.priceSetId } }
     : { path: '/customer/set' }
@@ -383,7 +419,20 @@ function onPriceBuildModeUpdate(mode) {
       }).catch(() => {})
     })
   } else if (mode === 'IMPORT') {
-    proxy.$modal.msgSuccess("请导入 Excel 建价")
+    nextTick(() => {
+      const loader = detailsRef.value && detailsRef.value.loadLatestPriorVersionDraft
+      if (!loader) {
+        proxy.$modal.msgSuccess("请导入 Excel 建价")
+        return
+      }
+      loader().then(ok => {
+        proxy.$modal.msgSuccess(ok
+          ? "已带出上一版全部产品，导入 Excel 按产品+国家覆盖或新增"
+          : "暂无上一版产品，请导入 Excel 建价")
+      }).catch(() => {
+        proxy.$modal.msgSuccess("请导入 Excel 建价")
+      })
+    })
   }
 }
 
@@ -401,6 +450,20 @@ function reloadSavedProductsForCreate() {
   })
 }
 
+async function refreshProductsFromCurrentVersion() {
+  if (!form.priceSetId) return
+  const res = await getPriceSet(form.priceSetId)
+  const data = res.data || {}
+  const versions = data.versions || []
+  const qPsv = form.version.psvId
+  const byQuery = qPsv != null ? versions.find(v => String(v.psvId) === String(qPsv)) : null
+  const current = byQuery || data.version || versions[0] || {}
+  const list = (current.products || []).map(p => ({ ...p }))
+  form.products.splice(0, form.products.length, ...list)
+  form.details.splice(0, form.details.length)
+  savedProductsSnapshot.value = list.map(p => ({ ...p }))
+}
+
 function applySetData(data, asCopy, asNewVersion) {
   form.priceSetId = data.priceSetId
   Object.assign(form.basic, {
@@ -426,12 +489,13 @@ function applySetData(data, asCopy, asNewVersion) {
     form.details = []
     form.products = []
   } else if (asNewVersion) {
-    // Pre-created empty draft from detail page; same step2 UX as create package
-    form.version.psvId = current.psvId
-    form.version.versionNo = current.versionNo || nextVersionNo(versions)
+    // Draft is created on finish only. Resume only when query has psvId (legacy empty draft).
+    const resume = qPsv != null ? byQuery : null
+    form.version.psvId = resume ? resume.psvId : undefined
+    form.version.versionNo = (resume && resume.versionNo) || nextVersionNo(versions)
     form.version.effectiveTime = undefined
     form.version.expireTime = undefined
-    form.version.status = current.status || '0'
+    form.version.status = (resume && resume.status) || '0'
     form.version.priceBuildMode = undefined
     draftPefId.value = undefined
     savedPriceBuildMode.value = undefined
diff --git a/bms-front/src/views/price/set/detail.vue b/bms-front/src/views/price/set/detail.vue
index 62132287..a9211e30 100644
--- a/bms-front/src/views/price/set/detail.vue
+++ b/bms-front/src/views/price/set/detail.vue
@@ -23,7 +23,6 @@
       <set-version-table
         v-model="currentPsvId"
         :versions="set.versions || []"
-        @copy-version="onCopyVersion"
         @create-version="onCreateVersion"
         @open-details="onOpenVersionDetails"
         @view-import-attach="onViewImportAttach"
@@ -87,7 +86,7 @@ import SetVersionExcelFileDrawer from './components/detail/SetVersionExcelFileDr
 import PriceEditPanel from './components/create/PriceEditPanel.vue'
 import { usePriceSetRefData } from './composables/usePriceSetRefData'
 import {
-  getPriceSet, disablePriceSet, enablePriceSet, activatePriceSetVersion, copyPriceSetVersion, createPriceSetVersion, deletePriceSetVersion
+  getPriceSet, disablePriceSet, enablePriceSet, activatePriceSetVersion, deletePriceSetVersion
 } from '@/api/price/set'
 import { isDraftVersion, isPendingVersion } from './utils/priceSet'
 
@@ -379,33 +378,11 @@ function onCreateVersion() {
     proxy.$modal.msgWarning('已有草稿版本，请先启动或删除后再新建')
     return
   }
-  createPriceSetVersion(priceSetId).then(res => {
-    const newPsvId = res.data
-    proxy.$modal.msgSuccess('已创建草稿版本，请继续编辑产品价格')
-    router.push({
-      path: '/customer/setCreate',
-      query: { priceSetId, psvId: newPsvId, step: '2', newVersion: '1' }
-    })
-  }).catch(() => {})
-}
-function onCopyVersion(row) {
-  if (!row || row.psvId == null) return
-  const hasDraft = (set.value.versions || []).some(v => v && String(v.status) === '0')
-  if (hasDraft) {
-    proxy.$modal.msgWarning('已有草稿版本，请先启动或删除后再复制')
-    return
-  }
-  proxy.$modal.confirm(
-    '确认复制版本 ' + (row.versionNo || '') + '为新草稿？将新增版本并拷贝全部明细。'
-  ).then(() => copyPriceSetVersion(row.psvId)).then(res => {
-    proxy.$modal.msgSuccess('已复制为新版本')
-    const newPsvId = res.data
-    load()
-    if (newPsvId != null) {
-      editPsvId.value = newPsvId
-      editVisible.value = true
-    }
-  }).catch(() => {})
+  // Do not insert draft until user clicks finish on the build-price page.
+  router.push({
+    path: '/customer/setCreate',
+    query: { priceSetId, step: '2', newVersion: '1' }
+  })
 }
 function onRemoveVersion(row) {
   if (!row || row.psvId == null) return
diff --git a/bms-front/src/views/price/set/utils/priceSet.js b/bms-front/src/views/price/set/utils/priceSet.js
index 6b98b560..5c05be3a 100644
--- a/bms-front/src/views/price/set/utils/priceSet.js
+++ b/bms-front/src/views/price/set/utils/priceSet.js
@@ -108,6 +108,24 @@ export function nextVersionNo(versions) {
   return 'V' + (max + 1)
 }
 
+/**
+ * Latest prior version for Excel build-price preload (exclude current draft).
+ * Prefer EFFECT, then PENDING, then highest versionSeq.
+ */
+export function pickLatestPriorVersion(versions, excludePsvId) {
+  const list = (versions || []).filter(v => {
+    if (!v || v.psvId == null) return false
+    if (excludePsvId != null && String(v.psvId) === String(excludePsvId)) return false
+    return true
+  })
+  if (!list.length) return null
+  const effect = list.find(v => String(v.status) === VER_STATUS.EFFECT)
+  if (effect) return effect
+  const pending = list.find(v => String(v.status) === VER_STATUS.PENDING)
+  if (pending) return pending
+  return list.slice().sort((a, b) => (Number(b.versionSeq) || 0) - (Number(a.versionSeq) || 0))[0]
+}
+
 /** Package status label */
 export function setStatusLabel(set) {
   if (set && set.expired) return '已过期'