Chongqing Height Automobile Exhaust System Co Ltd is a high-tech corporation focus on environmental protection industry , which devotes to produce exhaust system such as three-way catalyst converters, mufflers, exhaust manifold¼Œcatalyst, etc. for automobile and motorcycles and we also provide welding and punching machining for industrial manufacturing. For our products, please see our range at: /tabid/153/Default.aspx Chongqing Height Automobile Exhaust System Co Ltd is a one member of Chinese Environmental protection Association. There are five subsidiary companies in Chongqing Height Environment Group, named Chongqing Haian Auto Parts Co. Ltd, Chongqing Height industry Co. Ltd, Nanjing Height Auto Parts Co. Ltd, Heibei Height Auto Parts Co. Ltd , Tianjing Haima Catalytic Technology Co. Ltd. We have full ranges of advanced equipment imported from Japan , Italia and have passed QS9000 and TS16949 quality management system. The annual production output of three-way catalytic converter are about 1, 500, 000 sets with exhaust manifold of 500, 000 sets and muffler 1, 500, 000 sets .Taking advantage of advanced R&D and test equipment , Our products have successfully supported with more than ten Chinese automobile companies and we have produced OEM parts for Motorola, UAES and Zhongqi Group, etc. Also We supply our products to other countries and accept OEM manufacturing from abroad. We serve our customers with perfect quality, rapid response, competitive price and rich experience in manufacturing exhaust system .If you are interested in our products , please do not hesitate to contact us .