中煤张家口煤矿机械有限责任公司帕森斯链条分公司
Parsons Chain Branch Company of Zhangjiakou Coal Mining Machinery Co. Ltd of China Coal Energy Group is one of biggest chain manufacturers in the world from Primal state-owned Zhangjiakou Round Link Chain Factory, especially after strategically purchasing UK Parsons Chain with a hundred years history.
Website：www.chaincom.com