The shaping of fruit trees is to use pruning technology to make the main branches of the crown form a certain arrangement form and make the crown form a certain shape or style. To achieve strong skeleton, convenient management, beautiful tree shape, large fruit and good quality. Tree structure includes trunk and crown. The crown consists of trunk, main branch, lateral branch and branch group. The central trunk, main branches and lateral branches form the trunk of the crown, which is called the trunk branch. Branches are planted on the main branches and become the basic unit branches of growth and fruit. The existence of trunk, central trunk and upright, curved or happy central trunk is the main basis for dividing tree structure. Trees in the center of the trunk can be divided into two categories: non-layered and layered. Non-layered shapes include trunk shape, variable trunk shape, spindle shape and cone shape. Layered shapes include evacuation layered shapes, three main branches adjacent to the base, natural and pleasant shapes and cluster shapes. There are also flat shapes such as tree partitions, hedge frames and palm leaves. The modeling of potted ornamental fruit trees is to shape the fruit trees in pots into various shapes and states according to people's ornamental preferences, which is beneficial to control the trees, increase the aesthetic feeling, and grow and bear fruit normally. It is appropriate to bend branches, bend branches, circle branches, hang branches, tie branches, tie branches, etc. And make them into flat, round, inclined trunks, double trunks and vertical branches. Its modelling technique resembles a bonsai. It can also be integrated into single straight dry type, double straight dry type, multiple straight dry type, inclined dry type, welcome type, jungle type, root-connected type and cliff type.