diff --git a/business/partner/purchase/yb/store_sku.go b/business/partner/purchase/yb/store_sku.go
index fe9c7aae6..6be47c17a 100644
--- a/business/partner/purchase/yb/store_sku.go
+++ b/business/partner/purchase/yb/store_sku.go
@@ -335,7 +335,7 @@ func buildProductInfoParam(storeSku *dao.StoreSkuSyncInfo) (productInfoParam *yi
 		Barcode:     storeSku.YbBarCode,
 		BuyPrice:    &buyPrice,
 		SellPrice:   &sellPrice,
-		CategoryUID: storeSku.VendorCatID,
+		CategoryUID: utils.Str2Int64(storeSku.VendorCatID),
 	}
 	productInfoParam.ProductInfo = productInfo
 	return productInfoParam