Vanadium pentoxide is widely used in metallurgy, chemical industry and other industries, mainly for smelting ferrovanadium.

Sodium metavanadate can be used as chemical reagent, catalyst, drier, mordant, ammonium vanadate and potassium metavanadate, as well as medical photography, plant inoculation and corrosion inhibitor.

Molybdenum products are mainly used for manufacturing electric vacuum devices and electric light source parts,also suitable for processing ion implanted parts.

Tungsten rods are widely used in various fields. Such as support line, lead-in line, printer needle, various electrodes and quartz furnaces, filaments, high-speed tools, automotive automatic products, sputtering targets.

Niobium and niobium alloys have high melting points and high strength at 1650 ℃,can be used to make superconducting materials.

Tantalum and its alloy are are used as additives in the production of high-strength alloy steel ,also widely used in the electronic circuits of national defense, aviation, aerospace, electronic computers, high-grade…