Shooting For Quality Excellence
Running For Unimpeded Passage
We supply the flange seals to original equipment standard with our own patents,equipped with advanced testing methods for quality guarantee, rich after-sell experience.
20 years history in Seal industry, Tongchi has been developing into a professional manufacturer with excellent public reputationn....
2004-2016 ©Copyright Zhejiang Tongchi Trade Co.,Ltd. 浙ICP备2023019427号