Otis Mechanical and Electrical Equipment Company Ltd. The main production and management of transmission products include: round of the timing belt, the cone pulley units embedded, swelling sets of links, chain wheel, bevel gear, spiral bevel gear, gear, rack, Worm, Worm , Torque limiter, the cone sets, car air-conditioning round of belt tension, compression automobile air-conditioning pumps stent, coupling (patch, plum, star, pin-chu, NL with teeth, roller chain, tires, universal, convex Edge of drum-type coupling) micro-flexible coupling, micro-joints flexible coupling, flexible bellows coupling, plum-shaped micro-flexible coupling, micro-flexible coupling joints, European-style pulley, adjustable Triangle pulley, the pulley American-style, multi-round of the wedge, cone sets, axes, plastic wheels, timing belt, and so on a variety of complex pieces of transmission combinations, and to undertake......