The energy management intelligent system is the only one in Taiwan to provide the most various electricity bill calculation and electricity bill comparison modes. 20 monitoring electricity meters, with four demand forecasting modes, real-time display of total meter demand, trend graphs and current month electricity consumption. Independent temperature, humidity and current measurement, automatic adjustment of air conditioning mode. There are five types of alarm reminders: power, current, voltage, communication and demand alarms, and immediately notify if abnormalities occur. Water tower monitoring, electricity bill calculation, power demand control, 20-zone power consumption monitoring, 30-zone air-conditioning management, multiple demand control equipment support, built-in cloud reporting, control energy usage intensity calculation and comparison.