At HONGWU, we don’t develop end-use applications, only inorganic nanoparticles to make them better. Our team includes PhD-level Scientists and Engineers and MBA-level business professionals. 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. solar cell used Copper nano powder, 20nm Tin Oxide Nanoparticles , Platinum Catalyst , 70nm Copper Nanoparticles ,30-50nm Bismuth Oxide Nanoparticles . ( MWCNT, nano Si, nano Ge etc for betteries; nano Fe for sewage treatment, etc ) The product will supply to all over the world, such as Europe, America, Australia,Swaziland, Indonesia,Maldives, Mombasa.If you're planning to order small sample or larger quantities for your industrial or academic needs, please note that customization of parameters are available, such as size, functionalities, SSA, packages,etc.