The invention relates to a method for cutting to promote the growth of a branch in the modeling of Chinese ulmuspumilacvjinye. The method has the process as follows: (1) selecting plantlets and preparing the modeling; (2) cutting; (3) binding and loosening; (4) managing the promotion of a new branch; and (5) managing the plantlets. According to the method disclosed by the invention, not only can the new branch be promoted at the part without the branch originally, the modeling of the Chinese ulmuspumilacvjinye is ideal, and also the process of promoting the new branch is simple and easy to implement, and professionals are not needed.