Update README.md
diff --git a/README.md b/README.md
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 ![GitHub Workflow Status](https://img.shields.io/github/workflow/status/apache/dubbo-admin/CI)
 [![codecov](https://codecov.io/gh/apache/dubbo-admin/branch/develop/graph/badge.svg)](https://codecov.io/gh/apache/dubbo-admin)
 ![license](https://img.shields.io/github/license/apache/dubbo-admin.svg)
+[![Average time to resolve an issue](http://isitmaintained.com/badge/resolution/apache/dubbo-admin.svg)](http://isitmaintained.com/project/apache/dubbo-admin "Average time to resolve an issue")
+[![Percentage of issues still open](http://isitmaintained.com/badge/open/apache/dubbo-admin.svg)](http://isitmaintained.com/project/apache/dubbo-admin "Percentage of issues still open")
 
 [中文说明](README_ZH.md)
 ### Demo Address