4399免费视频

一(yi)般項目：建(jian)筑工(gong)程用(yong)(yong)機(ji)械制(zhi)(zhi)造(zao)；建(jian)筑工(gong)程用(yong)(yong)機(ji)械銷(xiao)售；技(ji)術(shu)服務、技(ji)術(shu)開(kai)發(fa)、技(ji)術(shu)咨(zi)詢、技(ji)術(shu)交(jiao)流(liu)、技(ji)術(shu)轉讓、技(ji)術(shu)推廣；智能基礎(chu)制(zhi)(zhi)造(zao)裝備(bei)(bei)制(zhi)(zhi)造(zao)；智能基礎(chu)制(zhi)(zhi)造(zao)裝備(bei)(bei)銷(xiao)售；數控(kong)機(ji)床制(zhi)(zhi)造(zao)；數控(kong)機(ji)床銷(xiao)售；機(ji)械設(she)備(bei)(bei)租賃；電(dian)機(ji)及(ji)其控(kong)制(zhi)(zhi)系統研發(fa)；儀器儀表制(zhi)(zhi)造(zao)；砼結構(gou)(gou)構(gou)(gou)件制(zhi)(zhi)造(zao)；砼結構(gou)(gou)構(gou)(gou)件銷(xiao)售；隧道施工(gong)專用(yong)(yong)機(ji)械制(zhi)(zhi)造(zao)；隧道施工(gong)專用(yong)(yong)機(ji)械銷(xiao)售（除依法須(xu)經(jing)(jing)批(pi)(pi)準(zhun)的(de)項目外(wai)，憑(ping)營(ying)業執照(zhao)依法自主開(kai)展(zhan)(zhan)經(jing)(jing)營(ying)活動(dong)）許可項目：貨物進(jin)(jin)出口；技(ji)術(shu)進(jin)(jin)出口；預應力混凝土(tu)鐵(tie)路(lu)橋梁(liang)簡(jian)支梁(liang)產品(pin)生產（依法須(xu)經(jing)(jing)批(pi)(pi)準(zhun)的(de)項目，經(jing)(jing)相關部門批(pi)(pi)準(zhun)后(hou)方可開(kai)展(zhan)(zhan)經(jing)(jing)營(ying)活動(dong)，具體經(jing)(jing)營(ying)項目以審(shen)批(pi)(pi)結果為準(zhun)）