As a supplier of automotive technology, systems and components, Denso is one of the world's top ten component manufacturers. As of March 31, 2019, it has nearly 215 company residences in nearly 34 countries around the world, of which 28 companies have been established in China, mainly located in Tianjin, Shanghai, Guangzhou, Wuhan, Changchun and other places, involving The products include air-conditioning pipelines, generators, coolers, instrument clusters, diesel fuel pumps, and automotive air-conditioning systems.