Haiyan Hengxinyu Mould Co., Ltd. is a pilot company specializing in the development of screw punching and punching fasteners. A leading domestic level with development, manufacturing, test equipment, expertise and quality control teams; a strong sales and management team.The company mainly China screw punch Manufacturers produces daily standard JIS, American standard ANSI, German standard DIN, national standard GB, ISO common international standard specifications and various types of special specifications: H, triangle, quadrangular, hexagonal, plum-shaped BLOSSOM, etc., according to requirements Design and manufacture to solve customer's technical problems to meet the special needs of the market.