Zhejiang Hengjiu Machinery Group Co., Ltd (Hengjiu Group), is a leading chain manufacturers and exporters specializing in supplying both standard and customized components.

The "Hengjiu Group" was founded in 1953 and is now composed of nine factories which include factories for "producing equipment", processing materials for the chain, chain parts, standard roller chain, conveyor chain, special chain, chain for packaging, standard roller chain, motorcycle chain, distribution, agricultural, transportation chain, Top chain, over 6000 types. Hengjiu Group can produce the non-standard chain to order.

Modern automatic systems for assembly, pre-stretching and testing have played an important role in the group becoming an important player in the global panorama of industrial chains.

Since 2002 Hengjiu Group began to produce in compliance with ISO9001 and ISO14001 quality control system.