同期舉辦 concurrent exhibition 2024上海國(guó)際物業(yè)管理產(chǎn)業(yè)展覽會(huì) expo for international facility management 2024 2024上海國(guó)際室內(nèi)空氣凈化展覽會(huì) expo for indoor environment purification&fresh air system 2024 2024中國(guó)國(guó)際自助服務(wù)產(chǎn)品及自動(dòng)售貨系統(tǒng)展…