Pretreatment of this machine has adopted stainless steel multimedia Machine,active carbon Machine to remove large size impurities and floating material effectvely. Water input index of RO films is improved so that extraordinare and remaining chlorine of te raw water can be effectively removed,the taste quality of the water is therefore improved.The main mahine has applies high effivent low pressur protection failities imported from Kores have been applied so that the problem rate of the facility is almost zero,high lass standing type stainless pump form LOWALA,U.S.A.hat been applied the medical input sysstem from Midunlo,U.S.A.has been applied,the standard of suppiles water fully complies with the national standrd for pure water.