Hunan Ultra Minor Metals Ltd

ltra Minor Metals Ltd (UMM) is fully committed to ultrahigh & special rare metals materials,especially high-purity refractory metals. With its Ultra Purity Refractory Materials R&D Centre, UMM specialized on the research and manufacture of fine powder, products, alloys, composite ...

Telephone： 86-731-88590095Address：C3-603,Emerging Technology Industrial Park, Muyun Industrial Park