Changsha South Tantalum Niobium Co., Ltd(CSTN), a nationalhigh-tech enterprise, focuses its business on R&D andmanufacture of Tantalum, Niobium, Tantalum Tungsten Alloy, TantalumNiobium Alloy, Niobium Zirconium Alloy materials and products since2000.Our company specialized in colored metals for research anddevelopment, manufacture and sale of rare metal Tantalum, Niobiuand their alloys. We have always been engaged in rare metals fieldfor many years. With professional technological development andmanufacturing ability, we have been devoting to refractory metalsdownstream products. The major products include ingoots,plates/sheets, foils, tubes, rods, wires, targets, crucibles,Ta10W, Ta2.5W shapes metallurgical products, clad material anddownstream products (equipment) made of tantalum niobium and theiralloys.Located at the Changsha development zone for high and newtechnological industry, we occupy an area of more than 30000 squaremeters. We are equipped with a comprehensive set ofstate-of-the-art producing machines and testing instruments. Ourannual production capacity reach over 200tons.We now have nearly 200 staffs in total, among them 30% arescientific research personnel with college degree of above.With years of R&D, we have already achieved 13 national patentsand other copyright patents, with independent intellectual propertyrights. From 2005, we have won ISO9001, ISO14000, ISO18000certificates and many other National, provincial and municipalhonorary certificates. 85% of our products are sold to abroad,mainly in United States and Europe.CSTN always provides his customers with the solutions to theirmaterials technology problem in the main industry fields ofchemecial producs, solar energy and semiconductor materials, powdermetallurgy products, welding materials, diamond tools and medicalmaterials. We win a great reputation of good quality and excellentservice amoung our customers.
