产品商品编码覆盖

app/Service/ImportService.php

@@ -818,7 +818,7 @@ class ImportService extends Service
                 //安装费
                 if($tmp['build_fee'] == "") unset($tmp['build_fee']);
                 //商品编码
-                if($tmp['item_code'] == "") unset($tmp['item_code']);
+//                if($tmp['item_code'] == "") unset($tmp['item_code']);
 
                 //产品主表
                 $update[$product_id] = $tmp;