Quangong ndi akatswiri opanga komanso ogulitsa ku China. Fakitale yathu imapereka makina othandizira njerwa, mzere wopanga 3d, chosakanizira konkire, etc. Ngati muli ndi chidwi ndi katundu wathu, mukhoza kufunsa tsopano, ndipo tidzabwerera kwa inu mwamsanga.
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