... manufacturer , specializes in the production of pneumatic wheel,solid and crumb wheel,semi pneumatic wheel,PU flat free,valves, ... bearing rim ,inner tube,motorcycle tyres,wheelbarrow tyres,and tyres for the ''Zhengshun'' brand with various kinds of ... superior in quality and competitive in price ,and popular with the customers in the market .And they are deliveried promptly and timely.Welcome to ...