HANGZHOU PERPETUAL MACHINERY & EQUIP-MENT CO.,LTD, is a professional power transmission company: producing mainly chain, sprocket, gear , bearing...

We dedicate to the manufacture of standard roller chains, stainless steel chains, high quality agricultural chain, conveyor chains, special chains and sprockets etc. Standard products can do under ANSI , BS, DIN, KANA.

We have many professional engineers, and professional drawings provided by SOLIDWORK,AUTOCAD. For further growth

Our partners are from Italy, U.S.A, Australia, Spain, Chile, poland, Russia, Slovenia, Indonesia, britain, Argentina, Brazil, the Philippines, Columbia, Honduras, Canada, Mexico, Serbia,Singapore, etc., more than 80 countries all over the world.