Invisible Target

Invisible Target Chinese is a 2007 Hong Kong action film written, produced and directed by Benny Chan. The film stars Nicholas Tse, Jaycee Chan and Shawn Yue as three police officers who are thrown together due to their backgrounds to bring down a gang of seven criminals led by Tien Yengseng Wu Jing.

Wai Kingho is a rookie cop whose older brother, Wai Kingtat, also a police officer, has been missing for an extended period of time. Deeply upset by police allegations that his brother has become part of the criminal gang while undercover, he is suspended from duty due to his connection to his now wanted brother, and later confronted by both Chan and Fong who demand his brothers whereabouts. They form an alliance after Wai is rescued by Chan and Fong in a fight at a nightclub. Little Tiger, one of the gang members, is captured by Chan and is forced to lead the police to the gangs hideout. The gang appears and kills Tiger after a chase, while injuring Chan and several of his colleagues.It turns out that the surviving security guard is Ho Wingkeung, the manager of the security company, who colluded with the gang to rob the armoured truck. He is tracked down by the gang to a psychiatric hospital, where he feigned a mental breakdown to escape detection by the gang. Chan, Fong and Wai arrive at the hospital, but fail to stop his escape with the gang, which threatened his family to force him out. As the three pursue the gang, they run into an accident scene, where the gang shoots several police officers, hijacks a minibus with young children, and takes Wai as a hostage in the bus. Chan and Fong go after the bus with Ho in another car. ........

Source: Wikipedia