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石油機械設(she)備、泵及(ji)配件(jian)(jian)銷售、維修(xiu)、租(zu)賃；五(wu)金(jin)工(gong)(gong)(gong)具、化(hua)工(gong)(gong)(gong)產品(pin)（不(bu)(bu)含危險品(pin)及(ji)易(yi)制(zhi)毒(du)化(hua)學品(pin)）、儀(yi)器(qi)(qi)儀(yi)表、勞保(bao)用(yong)(yong)(yong)品(pin)、保(bao)溫(wen)材(cai)料、辦公用(yong)(yong)(yong)品(pin)、防(fang)(fang)水(shui)材(cai)料、電(dian)線電(dian)纜、監控設(she)備、消防(fang)(fang)器(qi)(qi)材(cai)、燈具、日用(yong)(yong)(yong)百貨、電(dian)力(li)器(qi)(qi)材(cai)、土產雜品(pin)（不(bu)(bu)含煙花爆竹）、蓄電(dian)池、建(jian)筑(zhu)材(cai)料、鋼(gang)材(cai)、機電(dian)設(she)備及(ji)配件(jian)(jian)、電(dian)器(qi)(qi)及(ji)配件(jian)(jian)、汽車(che)配件(jian)(jian)、汽車(che)裝飾用(yong)(yong)(yong)品(pin)、電(dian)動工(gong)(gong)(gong)具、工(gong)(gong)(gong)具刃具、裝潢材(cai)料、勞保(bao)用(yong)(yong)(yong)品(pin)、金(jin)屬材(cai)料、閥門、軸承、制(zhi)冷設(she)備銷售；管材(cai)管件(jian)(jian)銷售及(ji)安裝；網絡工(gong)(gong)(gong)程（不(bu)(bu)含互聯(lian)網）；石油技術(shu)服務；建(jian)筑(zhu)工(gong)(gong)(gong)程；園林綠化(hua)工(gong)(gong)(gong)程；管道工(gong)(gong)(gong)程（不(bu)(bu)含壓力(li)管道）；防(fang)(fang)腐保(bao)溫(wen)工(gong)(gong)(gong)程；承裝（修(xiu)）電(dian)力(li)設(she)施。 （依(yi)法(fa)須經批準的項目，經相關(guan)部門批準后方可開展經營活(huo)動）