Haiyan Julong Standard Part Co., Ltd. The transportation is very convenient. It's only one hour's drive from Shanghai City to our company.We specialize in all kinds of threaded rods in different standards (DIN, BS, ANSI, and JIS), ranging from M4 to M48 in diameter with the length of 1000mm to 48000mm. Some of special standards can be made according to customers' requirements.With advanced technology and powerful technique force and skilled worker, we have gained high reputation both at home and abroad with all products exported to Europe, America, Asia and other regions. We will keep striving to provide high quality products, best services and quick delivery.Hereby, Tang Xinquan General Manager together with the whole staff members of Julong warmly welcomes you to browse our website or pay a visit to our company.