Reverse osmosis water treatment equipment as a pure water filtration production of special equipment, has been widely used in water treatment, purification of urban tap water, the production of electric power, electronics, pharmaceutical, medical and food industries such as pure water and ultrapure water, water for injections and the preparation of edible pure water; desalination of seawater and brackish water: the production of potable water; space water, pure water, etc.; liquor manufacturing water; chemical process concentration, separation, purification and water preparation; boiler supply water desalination water softening; paper, electroplating, printing and dyeing and other industries and wastewater treatment. and water preparation; desalination and softening of boiler make-up water; water and wastewater treatment for paper making, electroplating, printing and dyeing industries.