The process of make-up water treatment system used in this project is: incoming water from the centralized water pump room, clean water tank, clean water pump, deionization aeration tower (with water tank), deionization water pump, fine sand filter, activated carbon filter, security filter, high-pressure pump, reverse osmosis device, decarburizer (with water tank), decarbonization water pump, demineralized water tank, demineralized water pump, thermal system