T.RAD Co., Ltd. is principally engaged in the manufacture and marketing of various heat exchangers used for automobiles and construction machinery. The Company conducts its business in domestic market and overseas markets, including America, Europe, Asia and China. The Company primarily provides radiators, oil coolers, inter-coolers, exhaust gas recirculation (EGR) coolers, and heat exchangers for air-conditioning and environmental contribution, among others. The Company also involves in the transportation and real estate management businesses. As of March 31, 2014, the Company had 13 subsidiaries and three associated companies.