We pay special attention to the quality assurance of the products and services we deliver. We believe that this is the best way to make products work as effectively as possible. silver flake powder, 20-30nm Iron Oxide Nanoparticles , 20nm Platinum Nanoparticles , Copper Powder ,Palladium Nanoparticle . Customized & ISO certified & Factory prices & Worldwide shipping. Get more feel free to contact us. The product will supply to all over the world, such as Europe, America, Australia,Toronto, Finland,UAE, Spain.Hongwu is a very powerful nanomaterial manufacturer, it was established in 2002, the production and sales of nano and micron powders and dispersions, etc. At the same time, it has passed the quality certification of ISO9001. In cooperation with many well-known manufacturing and scientific research institutions around the world, our products are all over the world. Our featured products in below,