COASTAL Kiangsu Province has developed many new mines since 1969 in line with Chairman Mao's directive "Develop the mining industry."With 55 small mines and 80-odd mining sites already built, the...
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COASTAL Kiangsu Province has developed many new mines since 1969 in line with Chairman Mao's directive "Develop the mining industry."With 55 small mines and 80-odd mining sites already built, the...