diff --git a/app/main.go b/app/main.go
index c161740..1e28dd3 100644
--- a/app/main.go
+++ b/app/main.go
@@ -31,7 +31,8 @@ func main() {
 	}
 	// quick_start 比较独立，单独作为一个例子运行，方便新人上手
 	if len(os.Args) > 1 && (os.Args[1] == "quick_start" || os.Args[1] == "qs") {
-		examples.QuickStarMain()
+		examples.QsStartSvr()
+		examples.QsFireRequest()
 		wait()
 	}
 
diff --git a/dtmcli/tcc.go b/dtmcli/tcc.go
index e6fe79e..e29f1dc 100644
--- a/dtmcli/tcc.go
+++ b/dtmcli/tcc.go
@@ -75,6 +75,7 @@ func (t *Tcc) CallBranch(body interface{}, tryURL string, confirmURL string, can
 	return common.RestyClient.R().
 		SetBody(body).
 		SetQueryParams(common.MS{
+			"dtm":         t.Dtm,
 			"gid":         t.Gid,
 			"branch_id":   branchID,
 			"trans_type":  "tcc",
diff --git a/examples/main_tcc_barrier.go b/examples/main_tcc_barrier.go
index 4c03c43..8e29935 100644
--- a/examples/main_tcc_barrier.go
+++ b/examples/main_tcc_barrier.go
@@ -68,7 +68,7 @@ func adjustBalance(sdb *sql.DB, uid int, amount int) (interface{}, error) {
 		return nil, dbr.Error
 	}
 	if dbr.RowsAffected == 0 {
-		return nil, fmt.Errorf("update trading error")
+		return nil, fmt.Errorf("update 0 rows")
 	}
 	return "SUCCESS", nil
 }
diff --git a/examples/quick_start.go b/examples/quick_start.go
index 3dc06c2..335b6bc 100644
--- a/examples/quick_start.go
+++ b/examples/quick_start.go
@@ -18,12 +18,6 @@ const qsBusiPort = 8082
 
 var qsBusi = fmt.Sprintf("http://localhost:%d%s", qsBusiPort, qsBusiAPI)
 
-// QuickStarMain called by app/main.go
-func QuickStarMain() {
-	QsStartSvr()
-	QsFireRequest()
-}
-
 // QsStartSvr 1
 func QsStartSvr() {
 	app := common.GetGinApp()