Increase hydration efficiency, reduce water consumption per unit, increase strength, save cement mixing; Improve the workability of concrete that has not yet been set and prevent the segregation of concrete components; Improve impermeability, reduce water permeability, avoid concrete building structure leakage, increase durability, increase chemical corrosion resistance; Reduce the shrinkage rate of concrete solidification and prevent cracks in concrete components; Improve frost resistance, conducive to winter construction.