According to checking the plot of the TV series "Northeast Past of the Mob", it is known that Tang Yulin asked his handlers to draft a message of crusade against Zhang Zuolin. Therefore, Zhang Zuolin understood that Tang Yulin betrayed individuals. 20 Years of the Mob in the Northeast is directed by director Li Yan and stars Zhang Junhan, Song Wenfei, and Zhang Jingwei. The drama tells the story of 1986 more than 20 years, a city in the north of the mob organization shocking development course of this episode. It is an unusual commemoration and reminiscence of the 31 years of reform and opening up, reflecting heavily on what has been gained and lost in the past decades.