diff --git a/CHANGELOG b/CHANGELOG
new file mode 100644
index 00000000..e69de29b
diff --git a/Makefile b/Makefile
new file mode 100644
index 00000000..e69de29b
diff --git a/configs/config.yaml b/configs/config.yaml
new file mode 100644
index 00000000..27b43ac4
--- /dev/null
+++ b/configs/config.yaml
@@ -0,0 +1,14 @@
+configs:
+  # provider 0:阿里云 1:腾讯云 2:华为云
+  - provider: 0
+    name: "ali-PCM"
+    accessid: ""
+    accesssecret: ""
+  - provider: 1
+    name: "tencent-PCM"
+    accessid: ""
+    accesssecret: ""
+  - provider: 2
+    name: "huawei-PCM"
+    accessid: ""
+    accesssecret: ""
diff --git a/examples/main.go b/examples/main.go
new file mode 100644
index 00000000..c7842af7
--- /dev/null
+++ b/examples/main.go
@@ -0,0 +1 @@
+package examples
diff --git a/go.mod b/go.mod
index fd57a010..f1e37ae8 100644
--- a/go.mod
+++ b/go.mod
@@ -5,9 +5,6 @@ go 1.17
 require (
 	github.com/Unknwon/goconfig v1.0.0
 	github.com/aliyun/alibaba-cloud-sdk-go v1.61.1530
-	github.com/aws/aws-sdk-go-v2/config v1.15.3
-	github.com/aws/aws-sdk-go-v2/credentials v1.11.2
-	github.com/aws/aws-sdk-go-v2/service/ec2 v1.34.0
 	github.com/go-yaml/yaml v2.1.0+incompatible
 	github.com/golang/glog v1.0.0
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.10.0
@@ -25,15 +22,6 @@ require (
 )
 
 require (
-	github.com/aws/aws-sdk-go-v2 v1.16.2 // indirect
-	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.12.3 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/configsources v1.1.9 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.4.3 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/ini v1.3.10 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.9.3 // indirect
-	github.com/aws/aws-sdk-go-v2/service/sso v1.11.3 // indirect
-	github.com/aws/aws-sdk-go-v2/service/sts v1.16.3 // indirect
-	github.com/aws/smithy-go v1.11.2 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/evanphx/json-patch v0.0.0-20190203023257-5858425f7550 // indirect
 	github.com/gogo/protobuf v0.0.0-20171007142547-342cbe0a0415 // indirect
diff --git a/main.go b/main.go
index 54b92d4d..1a4bef8a 100644
--- a/main.go
+++ b/main.go
@@ -43,7 +43,7 @@ func run() error {
 
 func main() {
 	var configFile string
-	flag.StringVar(&configFile, "conf", "config.yaml", "config.yaml")
+	flag.StringVar(&configFile, "conf", "config.yaml", "configs/config.yaml")
 	flag.Parse()
 	defer glog.Flush()