HANGZHOU VISION CHAIN TRANSMISSION CO., LTD. is a specialist in the power transmission products. The products range roller chains , sprockets, couplings, taper dushes, pulleys, gears, racks, belts and so on. All products are made up of high -quality raw material. The productionis according to the international standard : DIN8187, DIN8188, ANSI, ISO9002, or the buyer's special request. We enjoy the high reputation with our top rank quality , competitive price, on time delivery, and well after-sell service. The company persists in the purpose of "propose business by high-tech ". It carries forward vision spirits of "firm and indomitable, developing and innovative , be hold in achieving top class", We wholeheartedly services abroad clients by our finest quality, reasonable price and excellent service.