Reinforced/toughened materials, thermal insulation materials, polishing materials, wave absorbing materials, catalysts, etc. W-doped VO2 powders, 20nm Platinum Nanoparticles , Cuprous Oxide Powder , Gold Nanopowder ,30-50nm Magnetic Iron Oxide Nanoparticles . Get more feel free to contact us. The product will supply to all over the world, such as Europe, America, Australia,Angola, Accra,South Africa, Kenya.For more information, just kindly contact us. If you have anything you want to know, we will do our best to answer for you. We can't wait to partner with you.