The descaling and anti-scaling needs of hospitals at all levels lie in steam or hot water boilers, shell and tube or plate heat exchangers, as well as kitchen equipment such as steamer trunks, and central air-conditioning systems for medium-sized hospitals and above. Hospital is a health sector, the sanitary operation of the equipment has high requirements. And all these equipments will be adhered by scale, not only the equipment is easy to damage, energy consumption increases, but also not conducive to the hospital's health management. Como electronic descaler is energy-saving and environmentally friendly, fully meets the health care system, environmental protection, energy saving requirements, is the establishment of green hospitals a good helper。