WEISON ADVANCED MATERIALS CO.,LTD,(hereinafter referred to as WEISON) founded in the 1990s, located at one of the Chinese biggest clustering base of tungsten resources-Hunan, is a high-tech enterprise who focus its diligence on research, development, manufacture, sales and technical service base on tungsten material. WEISON turning powder into precision finishing around tungsten-oriented materials. with about twenty years’ expertise and existing experience in powder metallurgy, variety of tungsten-oriented products have been constantly produced and brought into innovative competitive market.