diff --git a/README.md b/README.md
index ac730ae..9d49c6f 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,14 @@
-## go-service-obs
+[![Build Status](https://github.com/beyondstorage/go-service-obs/workflows/Unit%20Test/badge.svg?branch=master)](https://github.com/beyondstorage/go-service-obs/actions?query=workflow%3A%22Unit+Test%22)
+[![Integration Tests](https://teamcity.beyondstorage.io/app/rest/builds/buildType:(id:Services_Obs_IntegrationTests)/statusIcon)](https://teamcity.beyondstorage.io/buildConfiguration/Services_Obs_IntegrationTests)
+[![License](https://img.shields.io/badge/license-apache%20v2-blue.svg)](https://github.com/Xuanwo/storage/blob/master/LICENSE)
+[![](https://img.shields.io/matrix/beyondstorage@go-storage:matrix.org.svg?logo=matrix)](https://matrix.to/#/#beyondstorage@go-storage:matrix.org)
 
-obs service support for [go-storage](https://github.com/beyondstorage/go-storage)
\ No newline at end of file
+# go-services-obs
+
+OBS(Huawei Object Storage Service) service support for [go-storage](https://github.com/beyondstorage/go-storage).
+
+## Install
+
+```go
+go get github.com/beyondstorage/go-service-obs
+```
diff --git a/service.go b/service.go
index 6ae2125..1de3ba9 100644
--- a/service.go
+++ b/service.go
@@ -52,10 +52,10 @@ func (s *Service) get(ctx context.Context, name string, opt pairServiceGet) (sto
 func (s *Service) list(ctx context.Context, opt pairServiceList) (sti *StoragerIterator, err error) {
 	input := &storagePageStatus{}
 
-	return NewStoragerIterator(ctx, s.nexStoragePage, input), nil
+	return NewStoragerIterator(ctx, s.nextStoragePage, input), nil
 }
 
-func (s *Service) nexStoragePage(ctx context.Context, page *StoragerPage) error {
+func (s *Service) nextStoragePage(ctx context.Context, page *StoragerPage) error {
 	input := &obs.ListBucketsInput{
 		QueryLocation: true,
 	}