宝丰能源：公司目前拥有四座煤矿，合计年产能910万吨

Group 1 - The company currently owns four coal mines with a total annual production capacity of 9.1 million tons [1] - Among the four mines, three are operational with a combined capacity of 8.2 million tons, while one mine under construction has a capacity of 0.9 million tons [1] - The company plans to launch its Ningdong Phase IV coal-to-olefins project in 2026, which is expected to enhance its competitiveness in the olefins industry [1]