Silicon dioxide(Chemical formula: SiO2)

We  located in Zhuzhou City,Hunan Province,China , the hometown of non-ferrous metal. We are specializing in researching, producing and selling non-ferrous metal and optical coating material over 20 years, it has been able to research, produce and sell such series of coating materials as resistance evaporation, electron gun flash and magnetron sputtering to meet the demands of market.It pays more attention to communicate with advanced coating enterprises to pursue the continuous researching ability. The Group's main products are non-ferrous metal (Tungsten & Molybdenum) & optical vacuum coating materials.

Our tungsten/molybdenum rods, bars, wires ,stranded wire,sheets and tungsten carbinde are very popular in US market and Europe market .Our products’ quality and service standard has been well-known in domestic and abroad market and earned the tremendous international reputation. During more than ten years in the this industry, our products are very appreciated in the market of USA, Brazil ,Germany ,the UK,Poland , Finland,Japan,Malaysia and thailand etc.

Welcome new and old customers to inquire us with detailed requirements.