HeBei Chengzhi Fastener Manufacturing Co.,Ltd,located in Handan city, HebeiProvince, is devoted to fastener' s manufacture research,and has the most advanced equipment, technical support, First-class quality, inspection equipment and perfect after-sales service.chengzhi Fastener persists in the policy of "professional Innovation integrity share " scientific management, Supplies our customer with our best products and service. This is why it is called one of the best fastener manufacturers in China. Chengzhi Fastener mainly produces self drilling screw series,nut series,expansion bolt series,bolt series and washerwith kind ofinternational standards (like DIN, UNI, EN. NE ANSI, JIS etc).Chengzhi Fastener has good reputation in the majority of customers, and now our products have been entered into international market. Of course.our products have been exported to Mideast,Southeast Asia,America ,japan and korea etc.Chengzhi Fastenersincerely welcomes customers fromWorldwide to contact us and buildlong-term business relations with us.