diff --git a/business/model/sku.go b/business/model/sku.go
index a1c68d140..725978752 100644
--- a/business/model/sku.go
+++ b/business/model/sku.go
@@ -285,10 +285,10 @@ type SkuNameExt struct {
 	PlacesStr    string           `json:"-"`
 	MidUnitPrice int              `json:"midUnitPrice"`
 
-	JdCategoryID   string `json:"JdCategoryID"`
-	JdsCategoryID  string `json:"JdsCategoryID"`
-	EbaiCategoryID string `json:"EbaiCategoryID"`
-	MtwmCategoryID string `json:"MtwmCategoryID"`
+	JdCategoryID   string `json:"jdCategoryID"`
+	JdsCategoryID  string `json:"jdsCategoryID"`
+	EbaiCategoryID string `json:"ebaiCategoryID"`
+	MtwmCategoryID string `json:"mtwmCategoryID"`
 }
 
 type SkuExinfoMap struct {