• make overall plans for the clean and efficient utilization of coal this big article will solidly promote the high-quality development of ecological priority, green and low carbon2022-07-01
• han zheng investigated in shanxi and presided over a symposium on clean and efficient utilization of coal, emphasizing the great article on coordinating the clean and efficient utilization of coal, and solidly promoting the high-quality development of ecological priority, green and low carbon2022-06-30