Our HistorySince 2017, Xichuang automobile environmental protection began to provide customers with various exhaust emission reduction schemes. The product technical route mainly covers the separate use or combination of particulate filter (DPF), diesel oxidation catalyst (DOC) and selective catalytic reduction (SCR), and provides the packaging assembly, components, carrier, catalyst Gaskets and various sensors, which are made in China and have been used by some users of automobiles, construction machinery and http://www.xichuangcatalysts.com/