diff --git a/platformapi/jdapi/sku.go b/platformapi/jdapi/sku.go
index 77a883bb..baeab0df 100644
--- a/platformapi/jdapi/sku.go
+++ b/platformapi/jdapi/sku.go
@@ -77,6 +77,10 @@ const (
 	CreateSpuResultFailed     = 3
 )
 
+const (
+	MaxSkuNameLen = 45 // skuname最长字符数
+)
+
 type SkuIDPair struct {
 	SkuId    int64  `json:"skuId"`
 	OutSkuId string `json:"outSkuId"`