Changsha Santech Materials Co., Ltd. is a private enterprise that integrates scientific research, material processing, recycling and trade. We aim to be a leading premium supplier of rare metals, advanced materials and inorganic chemicals in the world.Over the years, We have focused on a specialized supply of Minor Metals, High-purity Compound and Oxide and Precious Metal materials.Mainly including Tellurium,Gallium,Indium,Bismuth and their Compounds,Palladium, Rhodium, Iridium Metal powder ...View More