Customized & ISO certified & Factory prices & Worldwide shipping. tungsten carbide cobalt nano powder, 20nm Copper Nanoparticles , Cuprous Oxide Nanoparticle , Silicon Nanoparticles ,Si Nano Powder . All of our core technical team members have 15+ years experience in R&D and production. Our sales, business operations and logistics teams are staffed with experienced professionals to provide friendly and timely support and services to our customers. The product will supply to all over the world, such as Europe, America, Australia,Malaysia, Nigeria,Qatar, Sacramento.Customized & ISO certified & Factory prices & Worldwide shipping. Get more feel free to contact us.