Chuanwei Film Theater is located in the central square of Chuanwei Film Theater, Yingbin Road, Changshou District, Chongqing. According to the architectural style of the theater and the requirements of the sound field, Beilarly ’s engineers selected the new single 10 full-frequency Q3 linear array as the main sound reinforcement system, which covered the entire sound field evenly, and the sound quality was clear, making the mid-range round and full, the high frequency was delicate, and the low frequency. The dive is full of flexibility, the real sound is thick and the tone is bright and prominent.