we are professional manfufacturer of tier valves and valves accessories.which has more than 100 employee,and the annual capacity over 40,000.000 setsThe product includes tubeless snap in valves, passenger car and light truck valves, truck and bus valves,agriculture and off the road valves, moto scooter and industrial valves,bicycle valves. The main product is TR412,TR413,TR414L,TR418,TR438,TR415,ect.The company marked its products across the world.we welcome friend to cooperate with us and establish the mutual benefits toghether.