Zogulitsa za Chimbudzi chojambula , ndife ojambula apadera ochokera ku China, Chimbudzi chojambula , Graphite Block --- Ingolost Graphte ogulitsa / fakitale, malonda apamwamba a Chojambula cha graphite cha edm ntchito R & D ndikupanga, tili ndi ntchito yabwino yotsatsa malonda ndi chithandizo. Yembekezerani kuti mugwirizane!