What is the movie "Buy Manhattan" about?

An undercover China policeman immigrated to Manhattan, new york with his wife and son, but was harassed by a series of criminals. . . Especially when I came to new york, I couldn't get the task down and my undercover identity couldn't be exposed. As a result, I was penniless and went to the street to sell hot dogs. Later, foreign female police officers assigned him a task, but it was a real hard task, that is, sneaking into the drug dealer's lair to be undercover and finding new evidence to catch the drug Lord in one fell swoop. Later, the policewoman died, leaving the China police alone. Finally, the drug Lord's lair was uncovered and the lintel was lit. .

Handmade, this film is very exciting and hard to find. . . But there are a lot of dirty words in it. . . Children are not suitable for watching.