Topkey Corporation produces, processes, sells, and trades sporting products in Taiwan, rest of Asia, Europe, and the United States. The company operates through Sporting Products, Aviation and Medical Products, and Others segments. It offers glass fiber products, composite materials, glasses, vehicle components, water gage, and HRNT products, as well as agency services. The company also develops, designs, and manufactures various precision molds, plastic, and rubber products, as well as engages in international investment and trade. In addition, it provides medical products, such as carbon fiber bed panels; thermoplastic resin and fiber reinforced thermoplastic products; aviation composite parts; safety products, including helmets, and knee and neck pads; tennis rackets; and carbon fiber bicycle frames and other accessories. Topkey Corporation was incorporated in 1980 and is based in Taichung City, Taiwan.