Three-way catalytic converter is a good device to solve automotive emissions problems. Catalytic converters are still most commonly used in motor vehicle exhaust systems. Catalytic converters are also used on generator sets, forklifts, mining equipment, trucks, buses, trains, and other engine-equipped machines. A catalytic converter provides an environment for a chemical reaction wherein toxic combustion by-products are converted to less-toxic substances.Xi��n animate spring bio-technology co., ltd provides series products and services for three-way catalytic converters.