The group promotes conservation in developments and they are managed to save energy and money for residential tenants and commercial occupants . the techniques include using energy - saving fluorescent tubes and installing automatic time switches in the air - conditioning system to reduce power consumption 致力在辖下屋苑推行节能管理,节省能源同时亦为住户及租户减省成本,包括改用节能光管,以及于冷气系统加装时间掣等。