Ningbo Yinzhou Global Imp. & Exp. Co., Ltd.(Factory: Ningbo Longding Fasteners Co., Ltd.) is a manufacturer and exporter who is specialized in the line of fasteners. We can produce according to standards (DIN, ANSI/ASTM, IFI, BS, JIS, ISO) as well as non-standard ones. We can supply various kinds of bolt, nut, screw, expansion anchor and washer. From small to big, from standard to non-standard ones. Welcome your inquiry and suggestion!