feat(doc): add go report card
diff --git a/README.md b/README.md
index 33be5b2..21449b3 100644
@@ -1,5 +1,7 @@
## RocketMQ Client Go [![Build Status](https://travis-ci.org/apache/rocketmq-client-go.svg?branch=native)](https://travis-ci.org/apache/rocketmq-client-go) [![License](https://img.shields.io/badge/license-Apache%202-4EB1BA.svg)](https://www.apache.org/licenses/LICENSE-2.0.html)
+[![Go Report Card](https://goreportcard.com/badge/github.com/apache/rocketmq-client-go)](https://goreportcard.com/report/github.com/apache/rocketmq-client-go)
( The alpha version of Apache RocketMQ Go in Pure Go has been released, Welcome have a try! [native version](https://github.com/apache/rocketmq-client-go/tree/native) )
* The client is using cgo to call [rocketmq-client-cpp](https://github.com/apache/rocketmq-client-cpp), which has been proven robust and widely adopted within Alibaba Group by many business units for more than three years.