THE Machala Coal Mine, the highest in the world, is now producing on the Tibetan plateau.Preparations for building the mine began at the end of 1966. The first Tibetan and Han workers arrived at...
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THE Machala Coal Mine, the highest in the world, is now producing on the Tibetan plateau.Preparations for building the mine began at the end of 1966. The first Tibetan and Han workers arrived at...