diff --git a/src/controller/order.controller.ts b/src/controller/order.controller.ts
index 04ecf2f..1f51d86 100644
--- a/src/controller/order.controller.ts
+++ b/src/controller/order.controller.ts
@@ -253,4 +253,15 @@ export class OrderController {
       return errorResponse(error?.message || '获取失败');
     }
   }
+
+  @ApiOkResponse()
+  @Post('/export')
+  async exportOrder(@Body('ids') ids: number[]) {
+    try {
+      const csvContent = await this.orderService.exportOrder(ids);
+      return successResponse(csvContent);
+    } catch (error) {
+      return errorResponse(error?.message || '导出失败');
+    }
+  }
 }
diff --git a/src/service/order.service.ts b/src/service/order.service.ts
index 02ab0a1..e75ea8e 100644
--- a/src/service/order.service.ts
+++ b/src/service/order.service.ts
@@ -2461,16 +2461,25 @@ export class OrderService {
     }
 
     try {
-      // 空值检查
+      // 空值检查和数据清理
+      if (!ids || !Array.isArray(ids)) {
+        throw new Error('订单ID列表不能为空');
+      }
+      
+      // 过滤掉NaN和非数字值，只保留有效的数字ID
+      const validIds = ids.filter(id => Number.isFinite(id) && id > 0);
+      
+      if (validIds.length === 0) {
+        throw new Error('未提供有效的订单ID');
+      }
+      
       const dataSource = this.dataSourceManager.getDataSource('default');
       
       // 优化事务使用
       return await dataSource.transaction(async manager => {
         // 准备查询条件
         const whereCondition: any = {};
-        if (ids && ids.length > 0) {
-          whereCondition.id = In(ids);
-        }
+        whereCondition.id = In(validIds);
 
         // 获取订单、订单项和物流信息
         const orders = await manager.getRepository(Order).find({