The character Tang Xiaohu comes from The Knockout's TV series. In the finale of this TV series, Tang Xiaohu and Gao Qiqiang were finally sentenced to death. Gao was sentenced to five years in prison, deprived of political rights for one year and fined 50,000 yuan.

The Knockout is a TV series jointly produced by CCTV, iQiyi, Bai Liu Film Industry and China Changan Publishing Media, starring Zhang Yi, whitehairpin and others.