HONGWU-20+ years experience in nanoparticles production & delivery. ZrO2 nano powder for Thermal Shield, Metal Silicon Powder , Transparent Electrode , 20nm Tin Oxide Nanoparticles ,Copper Oxide Powder . Hongwu focus on R&D, production, supply and after-sales of nano particles. Our company is established in 2002, with manufacture base locates in Xuzhou city, Jiangsu province china, is among China’s earliest companies enter into nano particles advanced material industry. The product will supply to all over the world, such as Europe, America, Australia,Denmark, Costa Rica,Kazakhstan, Bolivia.Customized & ISO certified & Factory prices & Worldwide shipping.