A. Chemical industry: Dyestuff, pesticide, silicic acid, glycerin, white carbon black, sodium chloride, calcium carbonate, chemical preparation, basic chemistry, chemical stuff material.
B. Food industry: Brewing, microzyme, juice, edible oil, vegetable oil, sauce, sugar mill, etc.
C. Mattallurgyindustry: Gold, platium, uranium, cobalt, nickel, zinc, manganese,
Copper, iron mine, etc.
D. Non-metal mine: Waste coal, washed, coal, acid white...