With strong economic strength, R & D ternary catalyst based on the technology both inside and outside the essence of a catalyst, using our country’s rare earth resources, precious metals and non-precious metals and other raw materials mainly, and other chemical raw materials as a supplement, we have unique formula of high-tech, science, mature and complete production process with advanced automatic control thermal dedicated tunnel kiln production equipment to match the way the production of a series of three-way catalytic products to ensure that emissions from vehicles to meet the European II , Route, on the 4th standard.