Is the subordinate unit of Yuneng Group a department-level unit?

Yes According to Tianyue official website, Yuneng Changxing Company, a subsidiary of Yuneng. Yuneng Changxing Company was established in August, 20 19, with Yulin Energy as the major shareholder, and was formally established in July, 20 12. The subordinate companies of Yuneng Group are: elm bay Coal Mine, Guojiatan Mining Company, Chemical Materials Company, Shaanxi Yinhe Coal Company, Coal Import and Export Company, Hengshan Coal and Electricity Company and New Energy Technology Company.