Two-stage reverse osmosis water treatment system, used for high-speed dissolving sugar and beverage dispensing of the entire dispensing system and the last spray of tunnel sterilizer (to avoid white scale on the surface after spraying and drying with tap water), pure water system. After the OR water treatment, the pure water contains a small amount of minerals and trace elements, and the reverse osmosis membrane adopts the most advanced ultra-low pressure composite membrane in the world.