Rick Pang, an IPSC champion who is also a gun expert who tinkers with his pistols to perfect his technique known as 'double tap' which is the terminology where a shooter can place two exact shots in the same spot to maximize marksmanship.
Double Tap (鎗王) is a 2000 Hong Kong action-thriller film directed by Bruce Law, and starring Leslie Cheung, Alex Fong, Monica Chan and Ruby Wong. It was hailed as one of Leslie Cheung's most memorable action films since A Better Tomorrow. The film was followed by two sequels, One Nite in Mongkok, released in 2004, and Triple Tap, released in 2010, both of which was directed by Derek Yee and features Fong reprising his role as Inspector Miu.