淮河能源：淮沪煤电有限公司所属的丁集煤矿核定产能为600万吨/年，丁集煤矿目前生产经营一切正常

Group 1 - The company has confirmed that the approved production capacity of the Dingji Coal Mine is 6 million tons per year [2] - The Dingji Coal Mine is currently operating normally without any production restrictions from higher authorities [2]