1. If There Is Any Quality Problem Within 24 Hours after Signing, Please Provide a Clear Product Picture. after Confirmation by the Customer Service, It Can Be Handled According to the Quality Problem. If It Is Overdue, the Goods Will Be Deemed to Be Intact and Qualified. 2. for Return and Exchange Due to Quality Problems, Our Company Shall Bear the Postage for Return. after Receiving the Package, the Returned Postage Shall Be Returned on Alipay (Rejected Plain Mail, on-Arrival Postage, EMS and SF Express)