Saxophone. Looking up the synopsis of the hurricane, we know that in episode 15, Li Qing holds a sack filled with fish and vegetables, which is also a spiritual comfort to Li Qing. The Knockout was produced by CCTV, Iqiyi, Bai Liu Film and Television, and China Changan Publishing Media. It was directed by the Propaganda and Education Bureau of the Central Political and Legal Committee and the Comprehensive Information Center of the Central Political and Legal Committee, and directed by Xu Jizhou.