SCR system Vehicle accessories After 20 years of hard work, Sihuan Pipeline Company has won recognition from all walks of life. FAW Si Huan Automobile Pipe Co.,Ltd is ISO9001/IATF16949 certificated. Our factory is integrating R&D, design, production, experiment and testing, has been specialized in producing nylon products for 20 years. At present, the enterprise has nearly 40000 square meters of modern production workshops and business office buildings, more than 500 senior employees, Its subsidiaries are located in Chengdu, Qingdao, Ma'anshan, Jinan, Foshan and other cities. Yuncheng Branch is under preparation. Our factory are related to brake systems (including vacuum brake pipes, air brake pipes, spiral pipes, rear axle&nb…