Three way is an modernized company founded in China in 1996, committed to the manufacture of a complete line of exhaust system (catalytic converter, three way catalyst, VOC&SCR catalyst, DOC&DPF, performance muffler & silencer), based in Taizhou china ( Huangyan, Sanmen).

With 150 employees, about 18000m2, three way has a presence in over 30 countries, as well as sales departments in US and Iran.Obtaining the washcoating technology, threeway supplies both aftermarket & OEM market for washcoat substrates and catalytic converters.

Within its endeavor to be the world wide automotive exhaust system supplier, three way combines quality and technology, offering clients with innovated products at a competitive price, being the first exhaust system supplier in china approved by American Environmental Protection Agency.Threeway boasts the ISO16949 quality management system, contributing its best to exhaust system development for a better global environment.