Is Mei Zheng Group a provincial enterprise or a state-owned enterprise?

State-owned enterprises Zhengzhou Coal Industry (Group) Co., Ltd., founded in 1958, is a comprehensive enterprise in the coal industry, a large state-owned key enterprise in Henan Province and a state-owned coal listed company. Mei Zheng Group was originally named Xinmi Mining Bureau, and was renamed Zhengzhou Mining Bureau in June 1989. 1June 1996, the former Ministry of Coal approved the restructuring into a wholly state-owned company. Zhengzhou Coal and Electricity Co., Ltd. 1997 was founded exclusively, and 1998+0 was successfully listed on the Shanghai Stock Exchange. 1July, 1998, devolved from the Ministry of Coal to provincial enterprises. In September 2002, a new company was established with China Cinda and China Huarong through debt-to-equity swap to realize equity diversification. In September, 2005, China Construction Bank Henan Branch terminated its equity entrustment management agreement with China Cinda, and directly held the equity of Mei Zheng, becoming a shareholder of the company. Mei Zheng Group owns coal mining and dressing, electric power, aluminum industry, building materials, chemicals, logistics, railway transportation, machinery manufacturing, building construction, catering and other industries, forming a development pattern of "coal-based and diversified development". Among them, coal products are mainly lean thermal coal and lean clean coal. By 2023, the coal production capacity will be 2 10, 39 pairs of mines will be merged and reorganized, and the coal production capacity will be 2 1.95 million tons. By the end of 20021,the total assets were 33.7 billion yuan and the registered employees were 28,500. Mei Zheng Group has successively won the titles of Excellent Enterprise in China's Coal Industry (Golden Stone Award), AAA-level Enterprise in Henan Province, Top Ten Enterprise with Scientific and Technological Progress in State-owned Key Coal Mines, and Quality Standardization Mining Bureau.