diff --git a/src/main/java/com/glxp/api/service/thrsys/impl/ThrProductsServiceImpl.java b/src/main/java/com/glxp/api/service/thrsys/impl/ThrProductsServiceImpl.java
index 0a3f2e00e..fd1c913c0 100644
--- a/src/main/java/com/glxp/api/service/thrsys/impl/ThrProductsServiceImpl.java
+++ b/src/main/java/com/glxp/api/service/thrsys/impl/ThrProductsServiceImpl.java
@@ -273,7 +273,9 @@ public class ThrProductsServiceImpl extends ServiceImpl<ThrProductsDao, ThrProdu
                         thrProductsEntity.setCreateTime(new Date());
                         thrProductsEntity.setUpdateTime(new Date());
                         if (StrUtil.isEmpty(item.getSpec())) {
-                            thrProductsEntity.setSpec(item.getStandard());
+                            if (StrUtil.isNotEmpty(item.getStandard())){
+                                thrProductsEntity.setSpec(item.getStandard());
+                            }
                         }
                         thrProductsEntity.setId(IdUtil.getSnowflakeNextId());
                         thrProductsEntity.setThirdSysFk(filterThrProductsRequest.getThirdSys());
@@ -290,6 +292,11 @@ public class ThrProductsServiceImpl extends ServiceImpl<ThrProductsDao, ThrProdu
                         }
                     }
                 });
+                // 检查 list.size() 是否大于 1000
+                if (list.size() > 500) {
+                    log.error("List size exceeds 1000, stopping the loop." + list.size());
+                    break;
+                }
                 //total = -666 表示出错，-555表示数据已经被过滤，可以进行下一页下载
                 if ((list.size() >= limit && !baseResponse.getData().getTotal().equals(-666)) || IntUtil.value(baseResponse.getData().getTotal()) == -555) {
                     page++;