How many years can Taiyuan Luyukou Coal Mine open?

The mining time of Luyukou Coal Mine in Taiyuan cannot be provided. The coal mine belongs to Taiyuan Coal Gasification Co., Ltd., and the mining right is Taiyuan Coal Gasification Co., Ltd., with a mining area of 5.9624 square kilometers and the effective period is from August 20 18 to August 2020.