The large and medium-sized seawater desalination equipment of SW Series are suitable for island seashores,tourist areas and the city lacked water. It can effectively remove the inorganic salt,heavy metal,organic bacterium and germ from seawater,and it can treat seawater into the National drinking water standard. The system pre-treatment adopts the completely automatic multi-way combination valve to achieve fully automatic washing and back-washing processing.The shell and pipeline adopt the anti-corrosive material to assure the system durable.The RO system adopts most advanced software and membrane,it has guaranteed the low energy consumption according to adopt effective energy recycling technology.