When arranging the formation, the following items are mainly considered: 1. The first consideration is the size, and the chorus should be neat and harmonious, giving people a sense of beauty. Usually the middle is high, the sides are low, and the order from low to high is from big to small. The heads of the front and rear rows can also be determined according to the height of the table. 2. One on the left and two on the right, which is convenient for command. 3. It is best to put some singers in the middle position, which is convenient to drive everyone, and it is also the pillar of chorus, and the middle is also the position of microphone. 4. The lead singer and recitation are generally on the left side of the first row, in a prominent position, or in the middle of the formation.