Tianjin Yixin Imp & Exp Co.LTD (precursor: Tianjin Ledi) is specialized in screws and related fastener products for more than 15 years, continually diversifying to provide fastener solutions to customers worldwide, such as screw, nut, washer, bolt and sets of fasteners. Whatever, we are devoted to provide customers qualified goods, reasonable price and ideal service. It is pleasure to get your quotation.