Tin ore & coltan ore.
Tantalite, niobium, tin, tungsten, manganese, chrome.
Tin ore , alloys and smart manufacturing solutions.
Copper, manganese, tin, tantalum, coltan, niobium, cobalt, brasil sugar.
Copper cathodes, copper mill berry scrap, copper concentrate, lithium carbonate, lithium hydroxide, iron ingots, iron powders, manganese, aluminum scrap, and chrome concentrates..Trade
Copper, zinc, nickel, lead(pb) and cobalt, abrasive belt, used mobile phones.Manufacturing, trade
Tin plates, tfs, cr, hr, gi, eg.