4399免费视频

天元瑞(rui)信(xin)(xin)(xin)(xin)(xin)通(tong)(tong)信(xin)(xin)(xin)(xin)(xin)技(ji)術(shu)股(gu)份有(you)限公(gong)(gong)司(si)，原為陜西天元通(tong)(tong)信(xin)(xin)(xin)(xin)(xin)規(gui)劃設計(ji)咨(zi)(zi)詢(xun)有(you)限公(gong)(gong)司(si)，是(shi)具有(you)國家通(tong)(tong)信(xin)(xin)(xin)(xin)(xin)行業(ye)(ye)(ye)設計(ji)甲(jia)(jia)級(ji)、工程(cheng)勘察甲(jia)(jia)級(ji)、建筑智能化子(zi)系統(tong)集成甲(jia)(jia)級(ji)資質(zhi)證(zheng)(zheng)書、通(tong)(tong)信(xin)(xin)(xin)(xin)(xin)信(xin)(xin)(xin)(xin)(xin)息(xi)工程(cheng)咨(zi)(zi)詢(xun)甲(jia)(jia)級(ji)資質(zhi)證(zheng)(zheng)書的通(tong)(tong)信(xin)(xin)(xin)(xin)(xin)設計(ji)咨(zi)(zi)詢(xun)企(qi)業(ye)(ye)(ye)，是(shi)中(zhong)國通(tong)(tong)信(xin)(xin)(xin)(xin)(xin)企(qi)業(ye)(ye)(ye)協(xie)會(hui)通(tong)(tong)信(xin)(xin)(xin)(xin)(xin)設計(ji)施工專業(ye)(ye)(ye)委(wei)員會(hui)委(wei)員單位。公(gong)(gong)司(si)現有(you)員工790余(yu)人，除(chu)在(zai)(zai)西安(an)設立分公(gong)(gong)司(si)及(ji)技(ji)術(shu)支撐中(zhong)心外，在(zai)(zai)山東(dong)、內蒙、新(xin)疆、山西、甘肅、寧(ning)夏、青海等省（區）設立了分公(gong)(gong)司(si)。公(gong)(gong)司(si)主營(ying)業(ye)(ye)(ye)務(wu)(wu)包括(kuo)固網(wang)(wang)、移動網(wang)(wang)在(zai)(zai)內的核(he)心網(wang)(wang)、接入網(wang)(wang)、交(jiao)換網(wang)(wang)、傳輸(shu)網(wang)(wang)、IP網(wang)(wang)、業(ye)(ye)(ye)務(wu)(wu)網(wang)(wang)、企(qi)業(ye)(ye)(ye)網(wang)(wang)、通(tong)(tong)信(xin)(xin)(xin)(xin)(xin)電源(yuan)、通(tong)(tong)信(xin)(xin)(xin)(xin)(xin)鐵塔等咨(zi)(zi)詢(xun)設計(ji)任務(wu)(wu)。