Hangzhou Huitong Industry Corp., Ltd. is a leading manufacture group with investing seven factories that are concerned with the manufacture of storage batteries,chains, auto axles, electric vehicles and X-Raymachine We have passed certificates of "CE" "ISO" "GS" and "UL" With over 3000 employees, including 500 technicians, We sold our products annual approximately USD40,000,000 and assets valued at USD10,800,000. Our main annual output comprises of 4200,000 storage batteries, 20,000,000 meters of machine chain and 30, 000 light auto axles etc. Website:www.autobikeparts.com