<<建築物能源效益條例>> Building Energy Efficiency Ordinance:空調裝置 Air-conditioning installation, 電力裝置 Electrical installation, 升降機及自動梯裝置 Lift & escalator installation, 照明裝置 Lighting installation, 能源審核表格 Energy Audit Form 進入繁體中文網頁 Enter English version Energy Saving Charter 節能約章 Electrical and Mechanical Services Department 機電工程署 English 繁體 简体