4399在线视频免费观看

一般項(xiang)目：建(jian)筑工程用機(ji)械(xie)(xie)(xie)制(zhi)(zhi)(zhi)造(zao)(zao)(zao)；建(jian)筑工程用機(ji)械(xie)(xie)(xie)銷(xiao)(xiao)售(shou)；技術(shu)(shu)服務、技術(shu)(shu)開(kai)發、技術(shu)(shu)咨詢、技術(shu)(shu)交流、技術(shu)(shu)轉(zhuan)讓、技術(shu)(shu)推廣；智能基礎制(zhi)(zhi)(zhi)造(zao)(zao)(zao)裝備制(zhi)(zhi)(zhi)造(zao)(zao)(zao)；智能基礎制(zhi)(zhi)(zhi)造(zao)(zao)(zao)裝備銷(xiao)(xiao)售(shou)；數控機(ji)床(chuang)制(zhi)(zhi)(zhi)造(zao)(zao)(zao)；數控機(ji)床(chuang)銷(xiao)(xiao)售(shou)；機(ji)械(xie)(xie)(xie)設備租賃；電機(ji)及其控制(zhi)(zhi)(zhi)系(xi)統研發；儀(yi)器(qi)儀(yi)表制(zhi)(zhi)(zhi)造(zao)(zao)(zao)；砼(tong)結(jie)構構件(jian)制(zhi)(zhi)(zhi)造(zao)(zao)(zao)；砼(tong)結(jie)構構件(jian)銷(xiao)(xiao)售(shou)；隧道施工專用機(ji)械(xie)(xie)(xie)制(zhi)(zhi)(zhi)造(zao)(zao)(zao)；隧道施工專用機(ji)械(xie)(xie)(xie)銷(xiao)(xiao)售(shou)（除(chu)依(yi)法須(xu)經(jing)(jing)批(pi)準的項(xiang)目外，憑(ping)營業(ye)執(zhi)照依(yi)法自主開(kai)展經(jing)(jing)營活動）許可項(xiang)目：貨物進出(chu)口；技術(shu)(shu)進出(chu)口；預應力混(hun)凝(ning)土鐵(tie)路橋梁簡支(zhi)梁產品生產（依(yi)法須(xu)經(jing)(jing)批(pi)準的項(xiang)目，經(jing)(jing)相關部門批(pi)準后方可開(kai)展經(jing)(jing)營活動，具(ju)體經(jing)(jing)營項(xiang)目以審(shen)批(pi)結(jie)果(guo)為準）