新增按版本获取价格设置明细的接口，优化产品下拉选项查询，更新相关服务和前端调用逻辑。

bms-back/bms-system/src/main/java/com/bms/price/mapper/BmsProductMapper.java

@@ -30,6 +30,9 @@ public interface BmsProductMapper
 
     public List<BmsProduct> selectBmsProductList(BmsProduct product);
 
+    /** Dropdown options: slim columns, no country/surcharge count subqueries */
+    public List<BmsProduct> selectBmsProductOptions(BmsProduct product);
+
     public int insertBmsProduct(BmsProduct product);
 
     public int updateBmsProduct(BmsProduct product);

bms-back/bms-system/src/main/java/com/bms/price/service/IBmsProductService.java

@@ -19,6 +19,9 @@ public interface IBmsProductService
 
     public List<BmsProduct> selectBmsProductList(BmsProduct product);
 
+    /** Product dropdown options (no status refresh, no count subqueries). */
+    public List<BmsProduct> selectBmsProductOptions(BmsProduct product);
+
     public int insertBmsProduct(BmsProduct product);
 
     public int updateBmsProduct(BmsProduct product);

bms-back/bms-system/src/main/java/com/bms/price/service/IPrcPriceSetService.java

@@ -71,6 +71,11 @@ public interface IPrcPriceSetService
      */
     public List<PrcPriceSetDetail> selectDetailListByProduct(Long psvId, String productCode);
 
+    /**
+     * Load all detail rows for a version (no pagination). For batch prefetch vs N byProduct calls.
+     */
+    public List<PrcPriceSetDetail> selectDetailListByVersion(Long psvId);
+
     /**
      * 版本明细搜索下拉选项：按版本去重后的 产品/国家/分区 列表。
      * 返回 { products: [{code,name}], countries: [{code,name}], zones: [{code,name}] }

bms-back/bms-system/src/main/java/com/bms/price/service/impl/BmsProductServiceImpl.java

@@ -129,8 +129,7 @@ public class BmsProductServiceImpl implements IBmsProductService
     @Override
     public List<BmsProduct> selectBmsProductList(BmsProduct product)
     {
-        productMapper.refreshStatusByDates();
-        countryMapper.refreshStatusByDates();
+        // Status refresh is done on activate / scheduled task; skip UPDATE on every list read.
         if (product != null)
         {
             product.setStatus(normalizeStatusCode(product.getStatus()));
@@ -139,6 +138,17 @@ public class BmsProductServiceImpl implements IBmsProductService
         return productMapper.selectBmsProductList(product);
     }
 
+    @Override
+    public List<BmsProduct> selectBmsProductOptions(BmsProduct product)
+    {
+        if (product != null)
+        {
+            product.setStatus(normalizeStatusCode(product.getStatus()));
+            product.setEffectStatus(normalizeStatusCode(product.getEffectStatus()));
+        }
+        return productMapper.selectBmsProductOptions(product);
+    }
+
     @Override
     public int insertBmsProduct(BmsProduct product)
     {
@@ -378,6 +388,7 @@ public class BmsProductServiceImpl implements IBmsProductService
             {
                 throw new ServiceException(MessageUtils.message("price.product.import.sheetNotFound"));
             }
+            assertNotSingleCountryQuoteForMultiImport(workbook);
 
             List<BmsProduct> products = parseCatalog(catalog);
             if (products.isEmpty())
@@ -678,6 +689,7 @@ public class BmsProductServiceImpl implements IBmsProductService
             {
                 throw new ServiceException(MessageUtils.message("price.product.import.sheetNotFound"));
             }
+            assertNotSingleCountryQuoteForMultiImport(workbook);
             List<BmsProduct> products = dedupeCatalogProducts(parseCatalog(catalog));
             if (products.isEmpty())
             {
@@ -763,6 +775,7 @@ public class BmsProductServiceImpl implements IBmsProductService
             }
             if (out.isEmpty())
             {
+                assertNotSingleCountryQuoteForMultiImport(workbook);
                 throw new ServiceException(MessageUtils.message("price.set.import.noPriceRows"));
             }
             QuoteWorkbook parsed = new QuoteWorkbook();
@@ -778,6 +791,80 @@ public class BmsProductServiceImpl implements IBmsProductService
         private Map<String, List<BmsProductCountry>> byCode;
     }
 
+    /**
+     * Multi-country import expects price sheets with a "country" column.
+     * Single-country dedicated-line sheets use product-name + weight blocks instead.
+     */
+    private void assertNotSingleCountryQuoteForMultiImport(Workbook workbook)
+    {
+        if (looksLikeSingleCountryQuote(workbook))
+        {
+            throw new ServiceException(MessageUtils.message("price.product.import.singleCountryAsMulti"));
+        }
+    }
+
+    /** Detect single-country cost-sheet layout (no country column on price sheets). */
+    private boolean looksLikeSingleCountryQuote(Workbook workbook)
+    {
+        if (workbook == null)
+        {
+            return false;
+        }
+        boolean sawCountryCol = false;
+        boolean sawCountryPriceBlock = false;
+        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)
+            {
+                continue;
+            }
+            if (findHeaderCell(sheet, "\u56fd\u5bb6") != null)
+            {
+                sawCountryCol = true;
+                break;
+            }
+            int[] nameHeader = findHeaderCell(sheet, "\u4ea7\u54c1\u540d\u79f0");
+            if (nameHeader == null)
+            {
+                continue;
+            }
+            Row head = sheet.getRow(nameHeader[0]);
+            if (head == null)
+            {
+                continue;
+            }
+            if (findColByHeader(head, "\u91cd\u91cf", 0) >= 0)
+            {
+                sawCountryPriceBlock = true;
+            }
+        }
+        if (sawCountryCol)
+        {
+            return false;
+        }
+        if (sawCountryPriceBlock)
+        {
+            return true;
+        }
+        Sheet catalog = workbook.getSheet(CATALOG_SHEET);
+        if (catalog == null)
+        {
+            return false;
+        }
+        if (findHeaderCell(catalog, "\u5bf9\u63a5\u4ee3\u7801") != null)
+        {
+            return false;
+        }
+        return findHeaderCell(catalog, "\u4ea7\u54c1\u540d\u79f0") != null
+            || findHeaderCell(catalog, "\u4ea7\u54c1ID") != null;
+    }
+
     @Override
     public Map<String, List<BmsProductCountry>> parseCountryQuoteExcelByProduct(byte[] bytes, String filename,
         String countryCode) throws Exception

bms-back/bms-system/src/main/java/com/bms/price/service/impl/PrcPriceSetServiceImpl.java

@@ -881,6 +881,18 @@ public class PrcPriceSetServiceImpl implements IPrcPriceSetService
         return selectDetailList(q);
     }
 
+    @Override
+    public List<PrcPriceSetDetail> selectDetailListByVersion(Long psvId)
+    {
+        if (psvId == null)
+        {
+            return new ArrayList<PrcPriceSetDetail>();
+        }
+        PrcPriceSetDetail q = new PrcPriceSetDetail();
+        q.setPsvId(psvId);
+        return selectDetailList(q);
+    }
+
     @Override
     public Map<String, Object> selectDetailOptions(Long psvId)
     {