The new merchandise include a collection of higher-tech and higher quality chains and sprockets and gears, such as chains and gearboxes for agricultural machineries, metallurgical chains, escalator step-chains, substantial-speed tooth chains, timing chains, self-lubrication chains, among which have type high velocity tooth chain for auto department dynamic box and aerial chains fill in the blanks of chain in China. With several years’ knowledge in these strains, we have been distinguished from other suppliers in China by our benefits in competitive pricing, on-time shipping and delivery, prompt responses, on-hand engineering support and great soon after-income services. The item nicely shows environmental safety and vitality conserving.