JLG series PET bottled water rinsing, filling and capping 3 in 1 machine adopt the transportation method of tightening the neck of the bottles. It can be applied to all kinds of shapes of bottles without substituting other equipments, thus this method can to its most degree to decrease its fraction with the body of bottles and make the transportation smoother. Filling is slight-filling so it can improve the filling speed and accurately control the level of the liquid. Sanitary pipes road provide reassurance. During the whole course the bottles are transported by means of tightening the necks so as to be convenient to different size of bottles.