Founded in 2006, Huizhou ZeYao Hardware Products Co., Limited is a professional Fastener manufacturer. we are Specializing in fasteners including thread forming screws,  bolts ,nuts, washers, turned Parts and miiling parts. We produce fasteners covering the standard of D I N,A N S I,I S O, and JIS .Our products have been exported to United States, United Kingdom, Australia, Canada, Indonesia, Japan . Dedicated to strict quality control and thoughtful customer service, our experienced staffs are always available to discuss customer's requirements and help customers to reduce cost and save production time. our company has introduced a series of advanced equipment including Salt Spraying Test Machine, Hardness Tester, Automatic Sort Machines, Projector, Torque test machines. As a professional fastener manufacturer, we have obtained I S O 9 0 0 1 certificates, Strict quality control is made from I Q C – F Q C -O Q C in the production.