This is a totally new design for liquid package, which solve many problems for current traditional liquid package and provide a new package for liquid . Innovation points: 1.Current Pump package: Traditional Liquid commodity , such as essence milk and skin care lotion. Consumer press once to get a certain amount liquid ,but need to press the button once again if want more. For our new design , upon press the head, fluid can come out constantly. The small improvement provide a good solution for large liquid packaging. 2. The traditional pump cant used for denser liquid such as toothpaste and tomato paste. To our special structure design, the new design can be used for any denser liquid, the liquid can come out constantly if press-on the button.