More than 7,000 small coal mines were to close imminently, Li Yizhong, director of the State Administration of Work Safety, announced at a conference on work safety on Monday.

 
  • 国家工作安全管理部门主任李益中,在星期一的一次工作安全会议商说,有超过七千家的小型煤矿亟待关闭。
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