Topkey Corporation, together with its subsidiaries, produces, processes, sells, and trades in sporting goods in Asia, Europe, the Americas, and internationally. It operates through Sports Goods, Aviation, and Medical Products segments. The company offers glass and carbon fiber products; composite materials; glasses; and helmets, lenses, and automotive/motorcycle, and safety equipment. It also provides agency services; designs, develops, manufactures, and sells precision molds, as well as production and processing of water-resistant and moldless labels; processes plastic and rubber products; and engages in international investment and trade activities. In addition, the company offers aviation and medical components; and rackets, as well as engages in thermoplastic material business. Further, it provides microscopic analysis of material, resin formulation, product structure, tooling design, module design and fabricate, and customized process design services. Topkey Corporation was incorporated in 1980 and is headquartered in Taichung, Taiwan.