The group has taken element in the producing and revising of ISO/TC100 worldwide chain common numerous years in success and hosted the 16th ISO/TC100 International yearly conference in 2004. There is a technical heart of province degree, EPG academician functioning station, experiment station for EPG post doctors, and nationwide 863 plan set up in EPG group. With these platforms and robust complex capacity, the far more than 400 specialists have created all range of unique substantial precise and high energy items, performed mildew applications for key elements in the automobile and national market revitalizing plan, ensuing much more than 5000 developed above, amid which 33 objects are autonomous patent technology with 4 patent accredited .We can provide a full-variety of energy transmission items like chains, sprockets and plate wheels, pulleys, gearboxes, motors, couplings, gears and racks.