HC is located in Changsha city, Hunan province, The main products include CRANKSHAFT, CYLINDER HEAD, CYLINDER BLOCK, PISTON, PISTONG RING, CYLINDER LINER, BEARING. The products are used in marine, locomotive, generator, construction machinery, heavy duty trucks, buses etc commercial vehicles. The engine model cover CUMMINS, CATTERPILAR, DETROIT, VOLVO, MERCEDES-BENZ, MAN, DAF etc., development as customer drawing or samples is our advantage. Now products have been successfully exported to more than 30 countries.