Beijing Huasheng Precious Meterials Co., LTD., Kafa a 2003, An tsunduma a cikin wadanda ba Ferrous karafa (tungsten, molybdenum, tantalum, niobium, nickel, cobalt, ferroalloy da caji) na dogon lokaci.Main samarwa da sarrafawa: Tungsten da molybdenum kayayyakin, tantalum da niobium prod ...
Kara karantawa