Laiyuan is a professional manufacturer of various large scale durable heavy duty chain and transmission devices which are widely used in mining area, cement mill, sugar mill, steel mill and automobile production line, rubber glove factory, and other industries.

Founded in 1991, Zhejiang Laiyuan Machinery Co., Ltd is a premium engineering class chain and sprocket manufacturer with capability of design, precision machining, installing and site service. Over 30 years Laiyuan has been investing and focusing in R&D and producing chains, chain parts for experience, knowledge and patented technology.

Environment protection, energy saving, cost lowering is Laiyuan’s principle when supplying quality chains and sprockets for every customer.