God of Gamblers
In 1991, Sinn played Hussein, who is a gambler, in Wong Jing's "God of Gamblers II", an action film starring Andy Lau, Stephen Chow, and Ng Man Tat. That same year, he starred as Ximen Qing in "The Golden Lotus 'Love and Desire"', based on the novel "The Golden Lotus" by Lanling Xiaoxiaosheng.