diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ Using SqlSugar is very simple , And it's powerful.
  <a target="_blank" href="https://github.com/donet5/SqlSugar/wiki/NUGET">Nuget</a>| <a href="https://www.donet5.com/Home/Doc?typeId=1187">Query</a> | <a  target="_blank" href="https://www.donet5.com/Home/Doc?typeId=1193"> Insert </a> |<a  target="_blank" href="https://www.donet5.com/Home/Doc?typeId=1191">Update</a>|    <a  target="_blank" href="https://www.donet5.com/Home/Doc?typeId=1195">Delete</a>    | 
 <a target="_blank" href="https://github.com/donet5/SqlSugar/wiki/Create--database-operation-object"> Start guide</a>  | <a target="_bank" href="https://www.donet5.com/Home/Doc?typeId=1185">Join query </a> |<a href="https://www.donet5.com/Home/Doc?typeId=2422">Insert without entity </a> | <a href="https://www.donet5.com/Home/Doc?typeId=2423">Update without entity</a>  | <a href="https://www.donet5.com/Home/Doc?typeId=2424">  Delete without entity </a>   |     |
 |<a href="https://www.donet5.com/Home/Doc?typeId=2246">Multiple databases</a> | <a target="_bank" href="https://www.donet5.com/Home/Doc?typeId=1188">Include query</a>|<a target="_bank" href="https://www.donet5.com/Home/Doc?typeId=2430">Include Insert</a>| <a target="_bank" href="https://www.donet5.com/Home/Doc?typeId=2432">Include Update</a>| <a target="_bank" href="https://www.donet5.com/Home/Doc?typeId=2431">Include Delete</a> 
- |<a  href="https://www.donet5.com/Home/Doc"><font color="red">中文文档</font></a>|<a  href="https://www.donet5.com/Home/Doc?typeId=2244">Cross database query</a>|<a  href="https://www.donet5.com/Home/Doc?typeId=2244">Insert by json</a>|<a  href="https://www.donet5.com/Home/Doc?typeId=2244">Update by json</a>|<a  href="https://www.donet5.com/Home/Doc?typeId=2244">Delete by json</a>|
+ |<a  href="https://www.donet5.com/Home/Doc"><font color="red">中文文档</font></a>|<a  href="https://www.donet5.com/Home/Doc?typeId=2244">Cross database query</a>|<a  href="https://www.donet5.com/Home/Doc?typeId=2420">Insert by json</a>|<a  href="https://www.donet5.com/Home/Doc?typeId=2420">Update by json</a>|<a  href="https://www.donet5.com/Home/Doc?typeId=2420">Delete by json</a>|
 
 ##  Feature characteristic