diff --git a/bms-back/bms-system/src/main/java/com/bms/price/task/TabOrderExportAsyncRunner.java b/bms-back/bms-system/src/main/java/com/bms/price/task/TabOrderExportAsyncRunner.java
index 0c6e193f..8ee8e0bc 100644
--- a/bms-back/bms-system/src/main/java/com/bms/price/task/TabOrderExportAsyncRunner.java
+++ b/bms-back/bms-system/src/main/java/com/bms/price/task/TabOrderExportAsyncRunner.java
@@ -37,7 +37,8 @@ public class TabOrderExportAsyncRunner
     public static final String CACHE_KEY_PREFIX = "monitor:orderSource:export:task:";
     public static final int TTL_MINUTES = 60;
     public static final String REL_DIR = "orderSourceExport";
-    public static final int PAGE_SIZE = 500;
+    /** Must stay <= TabOrderMonitorService.normalizePage max (200). */
+    public static final int PAGE_SIZE = 200;
     /** 单次导出行数上限（防 OOM） */
     public static final int EXPORT_MAX = 20000;
 
@@ -103,7 +104,9 @@ public class TabOrderExportAsyncRunner
                 int pct = Math.min(70, 5 + (int) ((all.size() * 65L) / Math.max(total, 1L)));
                 put(taskId, TabOrderExportTask.STATUS_RUNNING, pct, "querying " + all.size() + "/" + total,
                     null, fileName, null, all.size());
-                if (all.size() >= total || rows.size() < PAGE_SIZE || all.size() >= EXPORT_MAX)
+                // Do not compare rows.size() to PAGE_SIZE: searchPage caps pageSize at 200.
+                // Stop only when all matched rows are collected or hard limit hit.
+                if (all.size() >= total || all.size() >= EXPORT_MAX)
                 {
                     break;
                 }