diff --git a/platformapi/dadaapi/callback.go b/platformapi/dadaapi/callback.go
index 0c6d2688..f821c964 100644
--- a/platformapi/dadaapi/callback.go
+++ b/platformapi/dadaapi/callback.go
@@ -6,8 +6,6 @@ import (
 	"sort"
 	"strings"
 
-	"github.com/fatih/structs"
-
 	"git.rosy.net.cn/baseapi"
 	"git.rosy.net.cn/baseapi/utils"
 )
@@ -82,7 +80,7 @@ func (a *API) GetOrderCallbackMsg(data []byte) (msg *CallbackMsg, callbackRespon
 		return nil, FailedResponse
 	}
 
-	mapData := structs.Map(msg)
+	mapData := utils.Struct2MapByJson(msg)
 	callbackResponse = a.CheckCallbackValidation(mapData)
 	return msg, callbackResponse
 }
diff --git a/platformapi/dadaapi/order.go b/platformapi/dadaapi/order.go
index 7de1747e..f20affbe 100644
--- a/platformapi/dadaapi/order.go
+++ b/platformapi/dadaapi/order.go
@@ -2,7 +2,6 @@ package dadaapi
 
 import (
 	"git.rosy.net.cn/baseapi/utils"
-	"github.com/fatih/structs"
 )
 
 const (
@@ -89,7 +88,7 @@ func map2CreateOrderResponse(mapData map[string]interface{}) *CreateOrderRespons
 }
 
 func (a *API) operateOrder(action string, orderInfo *OperateOrderRequiredParams, addParams map[string]interface{}) (retVal *CreateOrderResponse, err error) {
-	params := structs.Map(orderInfo)
+	params := utils.Struct2MapByJson(orderInfo)
 	params["callback"] = a.callbackURL
 	allParams := utils.MergeMaps(params, addParams)
 	result, err := a.AccessAPI(action, allParams)
diff --git a/platformapi/dingdingapi/callback.go b/platformapi/dingdingapi/callback.go
index 4b5fed97..8ea7c086 100644
--- a/platformapi/dingdingapi/callback.go
+++ b/platformapi/dingdingapi/callback.go
@@ -13,7 +13,6 @@ import (
 
 	"git.rosy.net.cn/baseapi"
 	"git.rosy.net.cn/baseapi/utils"
-	"github.com/fatih/structs"
 )
 
 const (
@@ -65,7 +64,7 @@ func (a *API) PackCallbackResult(result string) (response *CallbackResponse) {
 			Timestamp: utils.Int64ToStr(time.Now().Unix()),
 			Nonce:     utils.GetUUID(),
 		}
-		response.MsgSignature = a.calculateCallbackSign(structs.Map(response))
+		response.MsgSignature = a.calculateCallbackSign(utils.Struct2MapByJson(response))
 	}
 	return response
 }
diff --git a/platformapi/elmapi/callback.go b/platformapi/elmapi/callback.go
index 5f764fd6..8778045e 100644
--- a/platformapi/elmapi/callback.go
+++ b/platformapi/elmapi/callback.go
@@ -6,7 +6,6 @@ import (
 	"git.rosy.net.cn/baseapi"
 	"git.rosy.net.cn/baseapi/platformapi"
 	"git.rosy.net.cn/baseapi/utils"
-	"github.com/fatih/structs"
 )
 
 // https://open.shop.ele.me/openapi/documents/callback
@@ -187,7 +186,7 @@ func (a *API) GetCallbackMsg(data []byte) (msg *CallbackMsg, callbackResponse *C
 		return nil, callbackResponse
 	}
 
-	mapData := structs.Map(msg)
+	mapData := utils.Struct2MapByJson(msg)
 	callbackResponse = a.CheckCallbackValidation(mapData)
 	return msg, callbackResponse
 }
diff --git a/platformapi/mtpsapi/mtpsapi.go b/platformapi/mtpsapi/mtpsapi.go
index 3d584eb5..cb6dd4d0 100644
--- a/platformapi/mtpsapi/mtpsapi.go
+++ b/platformapi/mtpsapi/mtpsapi.go
@@ -9,8 +9,6 @@ import (
 	"strconv"
 	"strings"
 
-	"github.com/fatih/structs"
-
 	"git.rosy.net.cn/baseapi/platformapi"
 	"git.rosy.net.cn/baseapi/utils"
 )
@@ -244,7 +242,7 @@ func (a *API) result2OrderResponse(result *ResponseResult) (order *OrderResponse
 }
 
 func (a *API) CreateOrderByShop(basicParams *CreateOrderByShopParam, addParams map[string]interface{}) (order *OrderResponse, err error) {
-	params := structs.Map(basicParams)
+	params := utils.Struct2MapByJson(basicParams)
 	params["goods_value"] = strconv.FormatFloat(basicParams.GoodsValue, 'f', 2, 64)
 	params["goods_weight"] = strconv.FormatFloat(basicParams.GoodsWeight, 'f', 2, 64)
 	allParams := utils.MergeMaps(params, addParams)
diff --git a/platformapi/platformapi.go b/platformapi/platformapi.go
index 731f9c3e..4de33ddf 100644
--- a/platformapi/platformapi.go
+++ b/platformapi/platformapi.go
@@ -14,7 +14,6 @@ import (
 
 	"git.rosy.net.cn/baseapi"
 	"git.rosy.net.cn/baseapi/utils"
-	"github.com/fatih/structs"
 )
 
 const (
@@ -79,10 +78,6 @@ var (
 	ErrStrCallbackSignatureIsWrong = "wrong signature"
 )
 
-func init() {
-	structs.DefaultTagName = "json"
-}
-
 func getClonedData(requestURL *url.URL, r *bytes.Buffer) string {
 	if strings.Index(requestURL.String(), "uploadImg") >= 0 {
 		return "binary content"
diff --git a/platformapi/weimobapi/order.go b/platformapi/weimobapi/order.go
index 5267a280..4fc4373b 100644
--- a/platformapi/weimobapi/order.go
+++ b/platformapi/weimobapi/order.go
@@ -1,8 +1,6 @@
 package weimobapi
 
-import (
-	"github.com/fatih/structs"
-)
+import "git.rosy.net.cn/baseapi/utils"
 
 const (
 	OrderStatusWait4Pay   = 0 // 待支付
@@ -52,7 +50,7 @@ func (a *API) CancelOrder(orderNo int64, specificCancelReason string) (err error
 }
 
 func (a *API) DeliveryOrder(orderDeliveryInfo *DeliveryOrder) (err error) {
-	apiParams := structs.Map(orderDeliveryInfo)
+	apiParams := utils.Struct2MapByJson(orderDeliveryInfo)
 	// baseapi.SugarLogger.Debug(utils.Format4Output(apiParams, false))
 	_, err = a.AccessAPI("order/deliveryOrder", apiParams)
 	return err
diff --git a/utils/typeconv.go b/utils/typeconv.go
index 3529a93b..afc4734d 100644
--- a/utils/typeconv.go
+++ b/utils/typeconv.go
@@ -50,7 +50,7 @@ func TryUnmarshalUseNumber(data []byte, result interface{}) error {
 func Unmarshal2Map(data []byte, structObj interface{}) (resultMap map[string]interface{}, err error) {
 	if err = json.Unmarshal(data, structObj); err == nil {
 		if err = json.Unmarshal(data, &resultMap); err == nil {
-			m := structs.Map(structObj)
+			m := Struct2MapByJson(structObj)
 			for k := range resultMap {
 				if value, ok := m[k]; ok {
 					resultMap[k] = value
@@ -423,3 +423,9 @@ func Map2KeySlice(flagMap map[string]int) (keyList []string) {
 	}
 	return keyList
 }
+
+func Struct2MapByJson(obj interface{}) (mapData map[string]interface{}) {
+	structsObj := structs.New(obj)
+	structsObj.TagName = "json"
+	return structsObj.Map()
+}
diff --git a/utils/utils.go b/utils/utils.go
index 812e9f5d..8228d086 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -11,7 +11,7 @@ import (
 	"unicode/utf8"
 
 	"git.rosy.net.cn/baseapi"
-	"github.com/satori/go.uuid"
+	uuid "github.com/satori/go.uuid"
 )
 
 func DictKeysMan(data interface{}, keysToRemove []string, keysToKeep []string) interface{} {
diff --git a/utils/utils_test.go b/utils/utils_test.go
index e0809f7a..cbccfe27 100644
--- a/utils/utils_test.go
+++ b/utils/utils_test.go
@@ -174,3 +174,14 @@ func TestTrimBlanChar(t *testing.T) {
 		t.Fatal("TrimBlanChar doesn't work")
 	}
 }
+
+func TestStruct2MapByJson(t *testing.T) {
+	mapData := Struct2MapByJson(&struct {
+		IntData int    `structs:"dataInt"`
+		StrData string `json:"dataStr"`
+	}{
+		IntData: 1,
+		StrData: "2",
+	})
+	t.Log(mapData)
+}