Uni-protech fasteners(suzhou)co.,ltd was established in 2010 by Uni-protech industry co.,ltd(Taiwan). We have sourced in China since 1998, besides variety of fasteners sources in, we have hot forming&machining facilities in Suzhou,China to provide customers a better,wider quality products and services. Our whole group is certified with ISO9001 and have a lab certified with ISO17025 in Taiwan to guarantee goods quality. Our main products: Mining fasteners(Mining & tunnel construction fasteners),Truck wheel nuts(wheel nut,DIN74361 standard nut, China rail road cargo locking nut),Metal prevailing torque parts. Products are made to be customized according to requirement. Welcome to your enquiry!