In the TV series that played the police in Hong Kong in the 1990s,

The pursuit of provincial and port universities. In the 1990s, Hong Kong broadcasted a police TV series "Hong Kong University and Provincial University Chasing the Murder". In the stills, three Hong Kong policemen, Jiang Jiaming, Shi and Yang Deshi, went to the Mainland to investigate cases, making friends with local policemen and customs officers and appreciating each other. Later, Jian Zhongtu sneaked into Hong Kong and joined a criminal group. Both Ming and Wei were surprised. Later, they learned that Jianzhong was undercover, and the three decided to deal with evil forces from the inside.