Since the reform and opening up, the level of modern buildings in Our country is getting higher and higher, at the same time, the requirement of concrete performance is also getting higher and higher. The use of concrete admixture is the most common way to change concrete performance, but scientific and accurate use of admixture is of great significance to concrete performance. The use of concrete admixture is the most common way to change concrete performance, but scientific and accurate use of admixture is of great significance to concrete performance. Therefore, in the process of the use of the admixture, the principle of action of the admixture, the effect of concrete properties and the use of the admixture methods need to be thoroughly understood. Therefore, in the process of the use of the admixture, the principle of action of the admixture, the effect of concrete properties and the use of the admixture methods need to be thoroughly understood.