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水(shui)利工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；承裝(zhuang)(zhuang)（修(xiu)）電(dian)力設(she)(she)施；市政(zheng)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；建筑(zhu)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；照(zhao)明工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；公路工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；室內外(wai)裝(zhuang)(zhuang)飾裝(zhuang)(zhuang)修(xiu)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；園林綠化(hua)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；管(guan)道(dao)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)（不含(han)壓(ya)力管(guan)道(dao)）；消防(fang)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；防(fang)腐保(bao)溫(wen)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；環(huan)保(bao)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；地基(ji)與(yu)基(ji)礎工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；土石(shi)方(fang)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；橋梁工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；鋼(gang)結構工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；通(tong)訊(xun)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)（不含(han)地面衛星接收及(ji)無(wu)線(xian)(xian)發(fa)射(she)裝(zhuang)(zhuang)置(zhi)）；智(zhi)能(neng)(neng)(neng)化(hua)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)；綜合布線(xian)(xian)；建筑(zhu)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)(cheng)(cheng)勞務(wu)分包；五金建材(cai)(cai)、裝(zhuang)(zhuang)飾材(cai)(cai)料、家用電(dian)器(qi)(qi)、金屬制品、管(guan)道(dao)配件(jian)、電(dian)機、燈具、鋼(gang)材(cai)(cai)、板材(cai)(cai)、電(dian)線(xian)(xian)電(dian)纜、消防(fang)器(qi)(qi)材(cai)(cai)、太陽能(neng)(neng)(neng)光伏電(dian)池板銷售；監控設(she)(she)備(bei)(bei)、智(zhi)能(neng)(neng)(neng)化(hua)設(she)(she)備(bei)(bei)、機電(dian)設(she)(she)備(bei)(bei)（不含(han)特種(zhong)設(she)(she)備(bei)(bei)）、弱電(dian)設(she)(she)備(bei)(bei)、凈水(shui)設(she)(she)備(bei)(bei)、熱(re)水(shui)器(qi)(qi)、空調、凈化(hua)設(she)(she)備(bei)(bei)銷售、安(an)裝(zhuang)(zhuang)及(ji)維修(xiu)。（依法須經批準的項目，經相關部門(men)批準后方(fang)可(ke)開展(zhan)經營活(huo)動）