4399在线视频免费观看

固(gu)井(jing)(jing)工(gong)(gong)程(cheng)(cheng)技術(shu)(shu)服(fu)(fu)務(wu)(wu)(wu)(wu)及新技術(shu)(shu)開(kai)發(fa)；石油工(gong)(gong)程(cheng)(cheng)技術(shu)(shu)服(fu)(fu)務(wu)(wu)(wu)(wu)；人力資源服(fu)(fu)務(wu)(wu)(wu)(wu)（不含職業中(zhong)介(jie)、勞務(wu)(wu)(wu)(wu)派遣活動）；勞務(wu)(wu)(wu)(wu)派遣（有效(xiao)期以許可證(zheng)為準）；檢(jian)驗檢(jian)測服(fu)(fu)務(wu)(wu)(wu)(wu)；普(pu)通貨運(yun)；機(ji)動車維修(xiu)；固(gu)井(jing)(jing)工(gong)(gong)程(cheng)(cheng)承攬；固(gu)井(jing)(jing)工(gong)(gong)具(ju)附件(jian)(jian)、油井(jing)(jing)水泥添加劑、油井(jing)(jing)水泥、改性粉煤(mei)灰、漂珠、礦渣水泥等固(gu)井(jing)(jing)材料(liao)開(kai)發(fa)、生(sheng)(sheng)產(chan)及配(pei)套服(fu)(fu)務(wu)(wu)(wu)(wu)；多(duo)功能鉆(zhan)井(jing)(jing)液生(sheng)(sheng)產(chan)及服(fu)(fu)務(wu)(wu)(wu)(wu)；井(jing)(jing)下管具(ju)、工(gong)(gong)具(ju)、石油機(ji)械配(pei)件(jian)(jian)加工(gong)(gong)、銷售；散(san)裝(zhuang)物料(liao)干混(hun)裝(zhuang)置設計(ji)、制(zhi)造、安裝(zhuang)、銷售；固(gu)井(jing)(jing)設備(bei)開(kai)發(fa)、制(zhi)造、維修(xiu)、銷售；建材、機(ji)電(dian)產(chan)品、汽車配(pei)件(jian)(jian)、農機(ji)配(pei)件(jian)(jian)、五金(jin)配(pei)件(jian)(jian)、鋼絲繩(sheng)、鎖(suo)具(ju)銷售；工(gong)(gong)業自(zi)動化(hua)設計(ji)、制(zhi)作、安裝(zhuang)服(fu)(fu)務(wu)(wu)(wu)(wu)；電(dian)腦軟件(jian)(jian)開(kai)發(fa)及系統(tong)集成；鉆(zhan)機(ji)自(zi)動配(pei)漿系統(tong)設計(ji)、制(zhi)作、安裝(zhuang)服(fu)(fu)務(wu)(wu)(wu)(wu)；高(gao)、低密度(du)固(gu)井(jing)(jing)粉料(liao)開(kai)發(fa)、生(sheng)(sheng)產(chan)、服(fu)(fu)務(wu)(wu)(wu)(wu)；重型汽車特約維修(xiu)、銷售及技術(shu)(shu)服(fu)(fu)務(wu)(wu)(wu)(wu)；油田(tian)內部(bu)勞務(wu)(wu)(wu)(wu)輸出(chu)；固(gu)井(jing)(jing)設備(bei)、房屋及相關配(pei)套設施租(zu)賃；進出(chu)口貿易（國家限制(zhi)或(huo)禁(jin)止進出(chu)口的商品除外）；綠化(hua)；物業服(fu)(fu)務(wu)(wu)(wu)(wu)；機(ji)電(dian)設備(bei)（不含特種(zhong)設備(bei)）安裝(zhuang)；汽車裝(zhuang)飾；車輛租(zu)賃；機(ji)械設備(bei)租(zu)賃及技術(shu)(shu)服(fu)(fu)務(wu)(wu)(wu)(wu)；道(dao)路救(jiu)援服(fu)(fu)務(wu)(wu)(wu)(wu)。（依法須經批準的項目(mu)，經相關部(bu)門批準后方可開(kai)展經營活動）