4399免费视频

智能(neng)(neng)科技(ji)領域內的技(ji)術(shu)(shu)開(kai)發；計算機(ji)(ji)(ji)軟硬件技(ji)術(shu)(shu)開(kai)發、技(ji)術(shu)(shu)服(fu)務及(ji)銷售；網絡技(ji)術(shu)(shu)服(fu)務；計算機(ji)(ji)(ji)網絡系(xi)統集(ji)成；弱電(dian)工(gong)(gong)程(cheng)(cheng)、安防工(gong)(gong)程(cheng)(cheng)、建筑智能(neng)(neng)化(hua)(hua)工(gong)(gong)程(cheng)(cheng)、市政工(gong)(gong)程(cheng)(cheng)、通(tong)訊工(gong)(gong)程(cheng)(cheng)、智能(neng)(neng)交(jiao)通(tong)設(she)(she)施工(gong)(gong)程(cheng)(cheng)、室內外裝(zhuang)飾裝(zhuang)修工(gong)(gong)程(cheng)(cheng)設(she)(she)計、施工(gong)(gong)；數(shu)據處理(li)；計算機(ji)(ji)(ji)機(ji)(ji)(ji)房建設(she)(she)；樓宇智能(neng)(neng)化(hua)(hua)系(xi)統設(she)(she)計、安裝(zhuang)及(ji)維護(hu)；新能(neng)(neng)源設(she)(she)備(bei)、環保設(she)(she)備(bei)、電(dian)教設(she)(she)備(bei)、辦(ban)公(gong)自(zi)動化(hua)(hua)設(she)(she)備(bei)及(ji)耗材、工(gong)(gong)業自(zi)動化(hua)(hua)設(she)(she)備(bei)、電(dian)子(zi)設(she)(she)備(bei)、家用電(dian)器、五金(jin)交(jiao)電(dian)、辦(ban)公(gong)用品(pin)、機(ji)(ji)(ji)電(dian)設(she)(she)備(bei)、實驗室設(she)(she)備(bei)、儀器儀表、消防器材的銷售。 （依法須經(jing)批(pi)準的項目，經(jing)相關部(bu)門批(pi)準后方可(ke)開(kai)展經(jing)營(ying)活(huo)動）