Founded in 1994, Sanmen Kaina Rubber Belt Co.,Ltd. owns over 30,000 square meters of the production base and the leading manufacture craft, technology,equipments and testers in China. The company specializes in producing rubber synchronous belt, pu synchronous belt, double sided synchronous belt, rubber open synchronous belt, PU open synchronous belt,auto synchronous belt, special belt, synchronous belt pulley. The annual productive capacity is 3,200,000 synchronous belt sand 1.200,000 pulleys.