Cheng Shin tires (CST brand tires) are produced by Cheng Shin Rubber Ind. Co. Ltd. (Cheng Shin Tire). With a work force of over 20,000 people, Cheng Shin Tire is the biggest manufacturer of bicycle tires in the world and offers many other products as well. The CST brand covers a wide range of market sectors and is distributed in more than 150 countries. Cheng Shin products include tires and tubes for bicycles, motorcycles, all-terrain vehicles, autos, trucks, forklifts, agricultural and lawn and garden equipment.