Ningbo Zhongda Valve Wick Co.,Ltd. is specialized in manufacturing tire valve, valve core and so on series products with a long history, owing advanced equipment and many technical personnel.
According to the national standard, TRA standard of USA, DIN standard of Germany and ETRTO standard of European, the factory has the ability to produce tire valve (including inner tubeless valve), inner tube valve which can be used in car, bus, industrial vehicle, engineering tractor, agricultural mechanic, motorbike and some other inflatable tires...