Ultra Minor Metals Ltd (UMM) is fully committed to ultrahigh & special rare metals materials,especially high-purity refractory metals. With its Purity Refractory Materials R&D Centre, UMM specialized on the research and manufacture of fine powder, products, alloys, composite material ...
Telephone: 886-731-88590085
Address:C3-603,Emerging Technology Industrial Park, Muyun Industrial Park, Changsha,410118,Hunan,China