电投能源：现有火电业务主要由全资子公司通辽霍林河坑口发电有限责任公司开展

Group 1 - The company currently operates a coal-fired power business primarily through its wholly-owned subsidiary, Tongliao Holin River Pit Power Co., Ltd., which has two 600MW coal power units [2] - After acquiring Baiyinhua Company, the company will expand its coal power capacity, with further details available in recent announcements made through official platforms [2]