Hangzhou Dongyi Chain Industry Co., Ltd. is located in the business center of China-Hangzhou. It covers an area of more than 20,000 square meters and has more than 300 people with various professional skills. Our company is a professional modern enterprise integrating the research, production, marketing and services of chain. Our main products are standard roller chain A series and B series, bush chain, leaf chain, agricultural chain, motorcycle chain, engineering chain, special chain, conveyor chain and so on.

Our company has the world's leading level chain product line which can produce 8,000 tons per year. And we have passed ISO9001 international quality system certification, ISO14001 certificate of environmental management system and ISO10012 measurement management system certificate. Besides, we have obtained the certificate of ISO/TS 16949 quality assurance system in automobile industry and SGS certificate.

With excellent quality and good service, our own brand "Dongling" and "XinDongLing" chains are selling well in Asia, Europe, America and other countries and regions.

With good quality products, competitive prices and excellent services, we have won a good reputation among customers both at home and abroad. We warmly welcome friends from all walks of life to cooperate with us.