Provincial enterprises. According to the inquiry of Mei Zheng Group official website, the company is a large state-owned enterprise in China, headquartered in Zhongyuan West Road, Zhengzhou City. The company originated from Xinmi Mining Bureau in 1958, and was renamed Zhengzhou Mining Bureau in 1989, and became a wholly state-owned company in 1996. The chairman of the group is a ministerial leader, Mei Zheng Group is a provincial enterprise, and the chairman is a ministerial leader. Mei Zheng Group is a national large-scale first-class enterprise, a national second-class enterprise and a key enterprise in Henan Province. It does business in many fields, including coal, electricity, alumina, chemicals, building materials, railway transportation, machinery manufacturing and hotel catering.