T.RAD Co., Ltd., together with its subsidiaries, engages in the research and development, manufacture, and sale of heat exchangers for automobiles, construction and industrial machines, air conditioners, generators, and others in Japan, the United States, China, rest of Asia, and internationally. The company offers radiators, oil and EGR coolers, charge air coolers, fin coils for air conditioners, and other heat exchangers. It also engages in the research, development, manufacture, and sale of environment-related equipment; provision of solutions utilizing thermal energy conversion technology and information technology; planning, development, production, and sale of software; freight truck transportation; and sales support. The company was formerly known as Toyo Radiator Co., Ltd. and changed its name to T.RAD Co., Ltd. in April 2005. T.RAD Co., Ltd. was incorporated in 1936 and is headquartered in Shibuya, Japan.