4399免费视频

高(gao)、低壓(ya)成套電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)設(she)(she)備(bei)、箱式變(bian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)站(zhan)、JP柜、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)能(neng)計量箱、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜分(fen)(fen)支箱、端子箱、各(ge)種電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)用柜體、成套高(gao)低壓(ya)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)、變(bian)壓(ya)器(qi)(qi)、輸(shu)配(pei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)線路(lu)鐵塔(ta)、通(tong)信塔(ta)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)鋼管桿、鋼結構、鐵附(fu)件、母線槽、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜橋架研發(fa)、生(sheng)產(chan)(chan)、維修(xiu)、銷(xiao)(xiao)(xiao)(xiao)售(shou); 風(feng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)、光伏(fu)接入(ru)升壓(ya)變(bian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)統裝(zhuang)(zhuang)置及(ji)(ji)集成測控(kong)組合(he)變(bian)壓(ya)器(qi)(qi)、開閉(bi)所、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜分(fen)(fen)接箱、特種變(bian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)設(she)(she)備(bei)的(de)設(she)(she)計、研發(fa)、生(sheng)產(chan)(chan)、銷(xiao)(xiao)(xiao)(xiao)售(shou)與維修(xiu)；電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)氣設(she)(she)備(bei)設(she)(she)計（不含(han)生(sheng)產(chan)(chan)）、安裝(zhuang)(zhuang)、租賃服(fu)(fu)務(wu)；電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)線電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)金(jin)(jin)具(ju)、太(tai)陽(yang)能(neng)路(lu)燈、市(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)燈、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)施工(gong)(gong)機具(ju)、防爆(bao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)、汽車配(pei)件、金(jin)(jin)屬材(cai)料（不含(han)貴金(jin)(jin)屬及(ji)(ji)國(guo)家專控(kong)產(chan)(chan)品）、建(jian)筑(zhu)材(cai)料銷(xiao)(xiao)(xiao)(xiao)售(shou)；電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)系(xi)統自動化(hua)及(ji)(ji)控(kong)制裝(zhuang)(zhuang)置、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)智能(neng)設(she)(she)備(bei)的(de)研發(fa)、生(sheng)產(chan)(chan)、銷(xiao)(xiao)(xiao)(xiao)售(shou)及(ji)(ji)安裝(zhuang)(zhuang)；電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)技(ji)術(shu)(shu)研發(fa)與咨(zi)詢服(fu)(fu)務(wu)；電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)通(tong)信產(chan)(chan)品的(de)銷(xiao)(xiao)(xiao)(xiao)售(shou)及(ji)(ji)技(ji)術(shu)(shu)咨(zi)詢服(fu)(fu)務(wu)；節能(neng)技(ji)術(shu)(shu)服(fu)(fu)務(wu)、光伏(fu)發(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)系(xi)統及(ji)(ji)光伏(fu)建(jian)筑(zhu)一體化(hua)產(chan)(chan)品的(de)生(sheng)產(chan)(chan)、銷(xiao)(xiao)(xiao)(xiao)售(shou)、安裝(zhuang)(zhuang)、售(shou)后服(fu)(fu)務(wu)及(ji)(ji)技(ji)術(shu)(shu)咨(zi)詢服(fu)(fu)務(wu)；環保(bao)綜合(he)節電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)和高(gao)效節電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)生(sheng)產(chan)(chan)、銷(xiao)(xiao)(xiao)(xiao)售(shou)及(ji)(ji)安裝(zhuang)(zhuang)服(fu)(fu)務(wu)；新能(neng)源(yuan)技(ji)術(shu)(shu)研究及(ji)(ji)推廣服(fu)(fu)務(wu)；電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)工(gong)(gong)程設(she)(she)計、施工(gong)(gong)；電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)設(she)(she)施承裝(zhuang)(zhuang)（修(xiu)、試）；輸(shu)變(bian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)工(gong)(gong)程、機電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)工(gong)(gong)程、城市(shi)及(ji)(ji)道路(lu)照(zhao)明(ming)工(gong)(gong)程、市(shi)政工(gong)(gong)程、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)節能(neng)改造工(gong)(gong)程施工(gong)(gong)；火電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)、風(feng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)設(she)(she)備(bei)安裝(zhuang)(zhuang)；建(jian)筑(zhu)施工(gong)(gong)勞務(wu)作業；售(shou)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)業務(wu)；配(pei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)業務(wu)；。（依法須經批準(zhun)的(de)項(xiang)目(mu)，經相關部門批準(zhun)后方可開展經營活動）