Sulphur, maya petroleum oil.
Tin ore, columbite (coltan), iron ore, titanium.
Lithium, silica sand, lead/zinc.Transportation and shipping
Coltan and tantalum.Import & export
Kaolin clay.
Iron ore, steam coal.
Pharmaceutical materials, chrome ore.International trading
Bauxite trihydrate.
Rock phosphate (28.5-29% po) .International commodity trading, sourcing & bulk supply coordination
Bauxite.