Ningbo Leader Machinery Company is specialized in the manufacturing of plastic products and PTFE products. The company is located in Ningbo, the central city of Yangtze River Delta, which is nearby the deepwater port Beilun port, 7km away from Hangzhou-Ningbo Express Way, 3 hours drive away from Shanghai with convenient sea, land and air traffic.The PTFE products are widely used in the sealing of valve, machinery, automobile and pneumatic tools. The valves, gaskets and seals we produced have advantages of high temperature resistance, oil resistance and corrosion resistance with annual production capacity over 5,000,000. With more than 20 years of manufacturing experience, the company devotes to the production ...