diff --git a/common_test.go b/common_test.go
index b8b60f2..059eb6f 100644
--- a/common_test.go
+++ b/common_test.go
@@ -19,6 +19,7 @@ func SetupConfig() {
 		"https://c.hitxy.org.au/",
 		"wechat",
 		"crmwechat.api"}
+	GlobalPath = PathsConfig{"/tmp"}
 }
 
 func AssertEqual(t *testing.T, a interface{}, b interface{}, message string) {
diff --git a/main.go b/main.go
index 5ff9219..37dcccb 100644
--- a/main.go
+++ b/main.go
@@ -5,6 +5,14 @@ import (
 	"net/http"
 )
 
+//PathsConfig all system available pathes
+type PathsConfig struct {
+	CRMAttachment string `json:"crm_attachmeng"`
+}
+
+//GlobalPath all global pathes configurations
+var GlobalPath = PathsConfig{"/tmp/"}
+
 func main() {
 	err := readConfig() //wechat API config
 	if err != nil {
diff --git a/server.go b/server.go
index 2e52d9f..aa63d56 100644
--- a/server.go
+++ b/server.go
@@ -187,3 +187,7 @@ func uploadHandler(w http.ResponseWriter, r *http.Request) {
 	defer f.Close()
 	io.Copy(f, file)
 }
+
+func crmAttachmentHandler(w http.Response, r *http.Request) {
+	http.ServeFile(w, r)
+}