In episode 16 of "The Knockout" TV series, during the police exercise, the password given to the hostages was dry-fried Niuhe, which was uniquely designed by the male host An Xin.

"The Knockout" tells the story of a 20-year life-and-death struggle between the righteous forces and the evil forces represented by An Xin, a frontline policeman. Through group narration, he shows the black-and-white contest and complex humanity in the anti-gang action.