法律、法規(guī)、國(guó)務(wù)院決定規(guī)定禁止的不得經(jīng)營(yíng);法律、法規(guī)、國(guó)務(wù)院決定規(guī)定應(yīng)當(dāng)許可(審批)的,經(jīng)審批機(jī)關(guān)批準(zhǔn)后憑許可(審批)文件經(jīng)營(yíng);法律、法規(guī)、國(guó)務(wù)院決定規(guī)定無(wú)需許可(審批)的,市場(chǎng)主體自主選擇經(jīng)營(yíng)。(環(huán)衛(wèi)設(shè)備設(shè)計(jì)研發(fā)、生產(chǎn)安裝、經(jīng)營(yíng)銷(xiāo)售;維護(hù)修理及相關(guān)的業(yè)務(wù)咨詢(xún)服務(wù)。(國(guó)家法律法規(guī)規(guī)定需專(zhuān)項(xiàng)審批的,憑審批手續(xù)開(kāi)展經(jīng)營(yíng)活動(dòng)。))