Seawater cover more than 2/3 of the Earth's surface and 97% of water on the Earth is salt water. Desalination process is an necessary process for people to get freshwater. According to the statistics,
Over 120 countries and regions worldwide adopt desalination process to get freshwater from seawater and salt water. The production output of desalination increase 10% per year. Reverse Osmosis system is high-efficiency and energy-saving and widely used in more and more dcountries.

①　Pre-RO Filtration-保安過濾

Function: Cartridge filters are typically used to protect membrane systems from premature fouling
and short life and reduce system cost. 5um/10um is commonly used.

② Final Sterile Filtration-終端除菌過濾