Welcome to Changzhou Hongsheng Machinery Fittings Factory. Our main products are, high-strength wheel bolts, wheel locks and marine anti-theft oil caps.Thank you for your support all way.

WE PROMISE:

1.1year warrantly

2.All product are passed over 72 hours neautral saltly spray test

3.Free simple will be provided
We have a skilled team, and furnished with many advanced equipment such as multi-station cold-forging machines, precision CNC lathes, automatic electroplating production line and more. We also bought multi-testing facilities such as hardness testing machine, strength testing machine, torque testing machine, salty spray testing machine, thickness testing machine and more to establish quality test center. Furthermore, our operations run according to ISO 9001:2008 and ISO/TS16949:2009 standards. All of those provide strong guarantee of steady product quality and dependability.