diff --git a/platformapi/jdapi/callback.go b/platformapi/jdapi/callback.go
index 0442be24..06497546 100644
--- a/platformapi/jdapi/callback.go
+++ b/platformapi/jdapi/callback.go
@@ -62,11 +62,7 @@ func (a *API) CheckCallbackValidation(values url.Values) (callbackResponse *Call
 	sign := a.signParams(mapData)
 	if sign != values.Get(signKey) {
 		baseapi.SugarLogger.Infof("Signature is not ok, mine:%v, get:%v", sign, values.Get(signKey))
-		return &CallbackResponse{
-			Code: ResponseCodeInvalidSign,
-			Msg:  platformapi.ErrStrCallbackSignatureIsWrong,
-			Data: string(utils.MustMarshal(mapData)),
-		}
+		return FormatErrorResponse
 	}
 	return nil
 }
diff --git a/platformapi/jdapi/jdapi_test.go b/platformapi/jdapi/jdapi_test.go
index dbe4e0ff..bba2b9c2 100644
--- a/platformapi/jdapi/jdapi_test.go
+++ b/platformapi/jdapi/jdapi_test.go
@@ -1,7 +1,9 @@
 package jdapi
 
 import (
+	"io/ioutil"
 	"net/http"
+	"net/url"
 	"testing"
 
 	"git.rosy.net.cn/baseapi"
@@ -147,3 +149,29 @@ func TestGetOrderApplyCancelCallbackMsg(t *testing.T) {
 	}
 	sugarLogger.Debug(result)
 }
+
+func TestSimulateSendNewOrderMsg(t *testing.T) {
+	orderInfo := &CallbackOrderMsg{
+		BillID:    "813452298000322",
+		StatusID:  OrderStatusNew,
+		Timestamp: utils.GetCurTimeStr(),
+	}
+	params := make(url.Values)
+	params.Set("token", jdapi.token)
+	params.Set("app_key", jdapi.appKey)
+	params.Set("timestamp", utils.GetCurTimeStr())
+	params.Set("v", "1.0")
+	params.Set("format", "json")
+	params.Set(paramJson, string(utils.MustMarshal(orderInfo)))
+
+	mapData := utils.URLValues2Map(params)
+	mapData["app_secret"] = jdapi.appSecret
+	params.Set(signKey, jdapi.signParams(mapData))
+
+	response, err := http.PostForm("http://callback.test.jxc4.com/djsw/newOrder", params)
+	if err != nil {
+		t.Fatal(err)
+	}
+	bodyData, _ := ioutil.ReadAll(response.Body)
+	sugarLogger.Debug(string(bodyData))
+}