Mail to chandler at qqnano dot com. A specialized manufacturer of nano metal powder, nano oxide powder and related nano compund with patented process in China. Main products: 1)Nano Metal: Nano Nickel, Nano Copper, Nano Silver, Nano Tin, Nano Indium; 2)Nano Oxide & Compund: Nano Ni,Cu,Sn Oxide, Nano ITO, Nano Nickel Hydroxide Powder. QQ-NANO's current quantities of productions can be offered are 30 kg for different nano powders per day. Our co***ny's cultures are: Sincere cooperation with ...