Detective Chinatown 2 is an action-comedy-mystery film that takes place in New York City's Chinatown. The story revolves around a serial killer case that involves Chinese mysticism, an illegal immigrant, and an inheritance. Two detectives from China and an American coroner join forces to solve the murder mystery, leading to hilarious situations, car chases, and unexpected plot twists.

In 1900's San Francisco, a white woman is murdered in Chinatown and the suspect is a Chinese man. The murder causes a social shock and the public calls for Chinatown to be outlawed. Chinese medicine practitioner Qin Fu and Chinese man Ah Gui are involved in the case, and they race against time to find the murderer amidst a battle of wits and courage.

In Detective Chinatown 3, two detectives team up once again to solve a complex mystery. This time, their investigation takes them on a thrilling adventure full of action and comedy. As they delve deeper into the case, they uncover shocking secrets and face unexpected challenges. With their unique skills and witty banter, the detectives must outsmart their adversaries and unravel the truth before it's too late. Get ready for an exhilarating ride filled with twists, turns, and laughter.

Detective Chinatown is an action-packed comedy-mystery film that follows two detectives, Qin Feng and Tang Ren, from China as they try to solve a murder case in Bangkok's Chinatown. With the clock ticking, they must overcome cultural differences and navigate through a web of lies and deception to catch the killer.