daonan, luoyang, henan, China

Hanmt metal technology ***** a leading international distributor which specialized in researcing and selling non-ferrous metal materials and procucts, including titanium, tungsten molybdenum, tantalum...

baoan, shenzhen, guangdong, China

Our company management non-ferrous metals and rare metals foreign trade business longtime. such as tantalum, niobium, molybdenum, tungsten, beryllium copper, electrolytic copper, copper mine etc., The...