diff --git a/inventory-backend/app/services/inbound/product_service.py b/inventory-backend/app/services/inbound/product_service.py
index bdaf8f9..235e4c3 100644
--- a/inventory-backend/app/services/inbound/product_service.py
+++ b/inventory-backend/app/services/inbound/product_service.py
@@ -171,6 +171,7 @@ class ProductInboundService:
                 production_time_range=time_range,
                 raw_material_cost=raw_cost,
                 manual_cost=unit_total_cost,
+                total_price=total_price,
                 quality_status=data.get('quality_status', '合格'),
                 product_photo=json.dumps(photo_list),
                 quality_report_link=json.dumps(quality_list),
@@ -230,6 +231,11 @@ class ProductInboundService:
                 stock.stock_quantity = float(stock.stock_quantity) + diff
                 stock.available_quantity = float(stock.available_quantity) + diff
 
+            # 计算总成本
+            if 'unit_total_cost' in data or 'in_quantity' in data:
+                qty = float(data.get('in_quantity', stock.in_quantity or 1))
+                stock.total_price = float(stock.manual_cost or 0) * qty
+
             if 'production_start_time' in data or 'production_end_time' in data:
                 old_range = stock.production_time_range or " ~ "
                 parts = old_range.split(' ~ ')