Coal / nickel, silica sand / scrap iron.
Indonesian steam coal, iron ore, nickel ore, iron sands, limestone, steel scrap, steel slag, rubber & palm oil plantations, kernel shell.
Antimony ore, antimony ingot, copper ore, copper ingot, charcoal, nickel, metal scrap, and heavy machine.
Electroplating chemical, general chemical, electroless plating chemical, acid cleaner, alkaline zinc, acid zinc, chromating, trivalent blue chromating, hexavalent blue chromating, copper plating additive, nickel plating additive, hard chrome, zinc phosphating, stripper, electroless nickel, blackening, electroplating equipment,.
