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update maintain information
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-# RocketMQ-Docker [![License](https://img.shields.io/badge/license-Apache%202-4EB1BA.svg)](https://www.apache.org/licenses/LICENSE-2.0.html)
+# RocketMQ-Docker 
+[![License](https://img.shields.io/badge/license-Apache%202-4EB1BA.svg)](https://www.apache.org/licenses/LICENSE-2.0.html)
+[![Average time to resolve an issue](http://isitmaintained.com/badge/resolution/apache/rocketmq-docker.svg)](http://isitmaintained.com/project/apache/rocketmq-docker "Average time to resolve an issue")
+[![Percentage of issues still open](http://isitmaintained.com/badge/open/apache/rocketmq-docker.svg)](http://isitmaintained.com/project/apache/rocketmq-docker "Percentage of issues still open")
+![Twitter Follow](https://img.shields.io/twitter/follow/ApacheRocketMQ?style=social)
+
 
 This is the Git repo of the Docker Image for Apache RocketMQ. You could run it through the following ways: