Update badge in readme (#40)

diff --git a/README.md b/README.md
index 7fa62f9..372c42a 100644
--- a/README.md
+++ b/README.md
@@ -22,15 +22,11 @@
 
 # Apache IoTDB
 
-[![Main Mac and Linux](https://github.com/apache/iotdb/actions/workflows/main-unix.yml/badge.svg)](https://github.com/apache/iotdb/actions/workflows/main-unix.yml)
-[![Main Win](https://github.com/apache/iotdb/actions/workflows/main-win.yml/badge.svg)](https://github.com/apache/iotdb/actions/workflows/main-win.yml)
-[![coveralls](https://coveralls.io/repos/github/apache/iotdb/badge.svg?branch=master)](https://coveralls.io/repos/github/apache/iotdb/badge.svg?branch=master)
-[![GitHub release](https://img.shields.io/github/release/apache/iotdb.svg)](https://github.com/apache/iotdb/releases)
+[![E2E Tests](https://github.com/apache/iotdb-client-go/actions/workflows/e2e.yml/badge.svg)](https://github.com/apache/iotdb-client-go/actions/workflows/e2e.yml)
+[![GitHub release](https://img.shields.io/github/release/apache/iotdb-client-go.svg)](https://github.com/apache/iotdb-client-go/releases)
 [![License](https://img.shields.io/badge/license-Apache%202-4EB1BA.svg)](https://www.apache.org/licenses/LICENSE-2.0.html)
-![](https://github-size-badge.herokuapp.com/apache/iotdb.svg)
-![](https://img.shields.io/github/downloads/apache/iotdb/total.svg)
-![](https://img.shields.io/badge/platform-win10%20%7C%20macox%20%7C%20linux-yellow.svg)
-![](https://img.shields.io/badge/java--language-1.8-blue.svg)
+![](https://github-size-badge.herokuapp.com/apache/iotdb-client-go.svg)
+![](https://img.shields.io/badge/platform-win10%20%7C%20macos%20%7C%20linux-yellow.svg)
 [![IoTDB Website](https://img.shields.io/website-up-down-green-red/https/shields.io.svg?label=iotdb-website)](https://iotdb.apache.org/)