diff --git a/internal/logic/public/order/purchaseLogic.go b/internal/logic/public/order/purchaseLogic.go
index ca0075c..374ecf7 100644
--- a/internal/logic/public/order/purchaseLogic.go
+++ b/internal/logic/public/order/purchaseLogic.go
@@ -236,13 +236,11 @@ func (l *PurchaseLogic) Purchase(req *types.PurchaseOrderRequest) (resp *types.P
 		}
 	}
 	// query user is new purchase or renewal
-	isNew := false
-	if orderType == 1 {
-		isNew, err = l.svcCtx.OrderModel.IsUserEligibleForNewOrder(l.ctx, u.Id)
-		if err != nil {
-			l.Errorw("[Purchase] Database query error", logger.Field("error", err.Error()), logger.Field("user_id", u.Id))
-			return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "find user order error: %v", err.Error())
-		}
+	// 注意：SingleModel 下 orderType 会被路由成 2（续费），但仍需正确判断是否首购以发佣金
+	isNew, err := l.svcCtx.OrderModel.IsUserEligibleForNewOrder(l.ctx, u.Id)
+	if err != nil {
+		l.Errorw("[Purchase] Database query error", logger.Field("error", err.Error()), logger.Field("user_id", u.Id))
+		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "find user order error: %v", err.Error())
 	}
 	// create order
 	orderInfo := &order.Order{