Founded in 1989, Ningbo Xingyi Fastener Co. , Ltd. Is located in NingBo Chemical Industrial Zone, Which has the charming scenery and the transport facilities. The company has a productive history of twenty years. It originally started from processing the fasteners. Now it has developed into one of the largest hot forging fastener manufactories in China. At present, It has a professional and large- Scale fastener export base. Our company can produce the internal and external hexagonal bolts according to DIN German Standard, ANSI American Standard, BS British Standard, JIS Japanese Standard, AS Australian Standard etc. It mainly produces 50mm- 2000mm length, M20- M64 diameter 8. 8 level; 10. 9 level; 12. 9 GR external hexagonal bolts and M20- M64; 50mm- 2000mm length 8. 8 GR; 10. 9 GR; 12. 9 GR internal hexagonal bolts