The Middle School Affiliated to Central University for Nationalities is a public high school for nationalities enrolled nationwide, located in Haidian District, Beijing. In the golden autumn of October, the attached middle school ushered in the 95th anniversary celebration. The happy event is coming, He Bin comes to the meeting, the alumni reunite, laugh with joy, warmth and harmony. Here, on behalf of the University for Nationalities, I would like to express my gratitude to the leaders and guests, and warm congratulations to the teachers and students and alumni of the high school! According to the characteristics of the performance venue and the sound requirements, the Beilarly sound engineer has developed an audio solution for it: the use of the XC127 single 12-inch line array of the Beilarly brand with STX-815M back listening products, so that the sound field of the entire performance is obtained With uniform coverage and clear sound quality, the mid-range is full and full, the high-frequency is delicate, and the low-frequency dive is full of flexibility, ensuring that every corner of the performance site can enjoy a perfect music experience.