A Heating, Ventilation, And Air-Conditioning (HVAC) system comprising: a plurality of external sensors; a plurality of internal sensors; a plurality of valve control boxes; a Smart Metering Unit (SMU) connected to the external sensors, the internal sensors, and the valve control boxes, configured to: receive the sensed data form the external sensors, and the internal sensors; transmit, wirelessly, the received sensed data to a cloud server through a Lobby Control Unit (LCU) over a communication network; receive rules generated by a management platform of the cloud server, wherein the rules are generated by the management platform by using an Artificial Intelligence (AI) algorithm; and transmit the received rules to the plurality of valve control boxes to control the operation of the actuator valves installed at the radiators to turn on and/or turn off a heating and/or a cooling of one or more virtual HVAC zones of the building.