The Wengfu Phosphorus Fertilizer Plant in southwest Guizhou Province, the largest of its kind in the country, has been put into trial operation.The plant can produce 800,000 tons of heavy calcium, 800...
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The Wengfu Phosphorus Fertilizer Plant in southwest Guizhou Province, the largest of its kind in the country, has been put into trial operation.The plant can produce 800,000 tons of heavy calcium, 800...