Liang Shanlong peng auto parts manufacturing co., LTD., semi-trailer hanging series, nylon fittings, nylon fittings series trailer suspension.Semi-trailer tractor parts, semi-trailer traction seat nylon parts, production of traction seat, traction pin, suspension system, and supporting equipment, spare tire rack, air cylinder, container lock, lock, brake wheel cylinder, toolbox, tight rope device, after lighting fixtures, crank frame, hinges, hinges, rope hook, fenders, spare tire mounting plate and various kinds of rubber products