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The most quantity of solid-waste materids are from mine excavation and metallurgy it is about 80% in all industries produce solid-are from papers...
Benefit environmental protection,waste materials are changed to treasure.Circulating economic best methd of development.
The city living rubbish organic material contains of nitrogen many phosphorus. through organic high temperature potassium fermented technology dispose ...
The earth-charcoal rotten acid organic compound fertilizer craft is our company key technology. The craft is our country best craft for producing ...