We specialized in producing national and import mining machinery parts such as automobile high-strength fastener bolt ,loader and excavator track bolt .We have more than 10years professional production experience and abundant technology power ,There are equipments for forging,heat-treatment,machining,grinding,rolling etc.in our standard workshop buklding.We can develop new products for you as require .Since the beginning of 1998,we started implementing and carrying out the automobile standard GB/T3098.1-2000,which make the properties of our products reach grade 10.9 and 12.9standard.We also have past ISO9001:2000 quality control system authentication.Our products are sold to everywhere in China,and exported to the Southeast Asia and wins consistent favourable comment from widely users