After each batch of beer brewing , there are plenty remaining malt , sugar element or other materials pasting on tank inside layer or corner area . Those impurity elements will go bad easily, affecting the next brewing batch , damage the beer flavor  and quality . so beer brewery CIP system is important to help clean whole brewing equipment . Each day or each batch after beer brewing , the mash system tanks must be cleaned throughly .  For standard CIP system , H2O2 tank , NaOH tank ,hot water tank ,clean water tank are included ,also the particular pump and full pipeline .