diff --git a/docs/zh/07-develop/03-insert-data/02-influxdb-line.mdx b/docs/zh/07-develop/03-insert-data/02-influxdb-line.mdx
index 1cf5a33c17..95155c3144 100644
--- a/docs/zh/07-develop/03-insert-data/02-influxdb-line.mdx
+++ b/docs/zh/07-develop/03-insert-data/02-influxdb-line.mdx
@@ -70,6 +70,7 @@ meters,location=California.LosAngeles,groupid=2 current=13.4,voltage=223,phase=0
 ## SQL查询示例
 - meters 是插入数据的超级表名
 - 可以通过超级表的tag来过滤数据，比如查询 `location=California.LosAngeles,groupid=2` 可以通过如下sql：
+
 ``` cmd
 select * from meters where location="California.LosAngeles" and groupid=2
 ```