A variety of new schemes are being tested, including a mine-inspection regime and the certification of dealers.
一系列新的方案正在尝试中，这之中包括一个矿产检查体制和交易商认证。
2
As the historical issues, a variety of certification process into the company to resume production of an obstacle.
由于历史遗留问题，各种证照办理成了该公司恢复生产的一道障碍。
3
Good grasp of technical innovation in daily mine while actively coordinating a variety of certification process before the resumption of production work.