
Zhejiang Hengjiu Machinery Group Co., Ltd known as the leading manufacturer & exporter as well as "The Export Base Of Chain Industry of China", is the only large group company that specializes in both chain manufacturing and chain equipment. We have got the ISO9001 and ISO14001 certification. Zhuji Chain Equipment Co., Ltd is the first factory established in 1953 of this Group, It's the only factory specialized in chain making equipments; And now we are the largest chain equipments manufacturer in ...