The filling line specially produce 3_5 gallons barreled drinking water, capacity range(barrels/hour) is :100-1200. It integrates bottle washer, filler and sealer into one unit. In order to achieve the purpose of multiple injections of washing and sterilizing by means of liquid washing and bleaching are used in bottle washer, washing solution can be used circularly. The sealer can seal barrel caps automatically. This line equips with water spraying devices to sterilize caps of bottle to ensure caps are aseptic and healthy, also this line can automatically feeding, washing, filling, capping, counting and products discharging. It is a new kind of barreled water auto-production line, which integrates mechanism, electricity and pneumatics technologies together.