Some of the SDU operators, most notably Commander Michael Shek ([[Andy On]]), use [[M4A1]] carbines. The M4A1s are all equipped with foregrips, tactical lights, Magpul CTR buttstocks and Aimpoint red dot sights.
A few SDU operators, most notably Commander Michael Shek ([[Andy On]]), use [[M4A1]] carbines equipped with foregrips, tactical lights, Magpul CTR buttstocks and Aimpoint red dot sights.
[[Image:ColtM4.jpg|thumb|none|400px|Colt M4A1 Carbine with M68 Aimpoint reflex optic and Knight's Armament RAS railed handguard and vertical forward grip - 5.56x45mm]]
[[Image:ColtM4.jpg|thumb|none|400px|Colt M4A1 Carbine with M68 Aimpoint reflex optic and Knight's Armament RAS railed handguard and vertical forward grip - 5.56x45mm]]
Cold War (Chinese Title: 寒戰) is a 2012 Hong Kong police thriller directed by Sunny Luk and Longman Leung. After five HKPF officers are taken hostage by a mysterious gang of kidnappers during a routine patrol, rival deputy police commissioners Sean Lau (Aaron Kwok) and Waise Lee (Tony Leung Ka Fai) fight to take control of the rescue operation, codenamed "COLD WAR". While attempting to free the hostages, Lau and Lee are unwittingly drawn into a larger, more sinister conspiracy within the Hong Kong Police Department.
The following weapons were used in the film Cold War:
The SIG-Sauer P250 Compact is used by senior HKPF officers throughout the film. Head kidnapper and ex-cop Chan Bun (Byron Mann) also uses a P250 in a later scene.
SIG-Sauer P228
A kidnapper is briefly seen with a SIG-Sauer P228 while moving the hostages to another location.
Glock 17
Glock 17 pistols with tactical lights are used by Special Duties Unit (SDU) officers when they storm a ship looking for the hostages and later while confronting the kidnappers in an office tower.
Revolvers
Smith & Wesson Model 10
Uniformed HKPF officers use Smith & Wesson Model 10 revolvers as their standard issue sidearm.
Shotguns
Remington 870
A Remington 870 shotgun with a tactical light is used by Chan Bun when he ambushes Deputy Commissioner Lau on a highway.
Submachine Guns
Heckler & Koch MP5A2
A HKPF officer wields a Heckler & Koch MP5A2 while searching a suspicious vehicle.
Heckler & Koch MP5A3
SDU officers are mostly armed with Heckler & Koch MP5A3 submachine guns with Surefire dedicated weaponlights. A kidnapper also uses one in the final shootout after retrieving it from a fallen SDU officer.
Rifles
Colt M4A1 Carbine
A few SDU operators, most notably Commander Michael Shek (Andy On), use M4A1 carbines equipped with foregrips, tactical lights, Magpul CTR buttstocks and Aimpoint red dot sights.
AKS-47
The kidnappers use an AKS-47 rifle to threaten the hostages, and later while ambushing Deputy Commissioner Lau on the highway.
The kidnappers use a launcher to fire a smoke grenade into a police van.
Fireworks
The kidnappers use a cache of high-grade fireworks as improvised rocket launchers to fend off Michael's SDU team during the climatic gun battle. In real life, fireworks are illegal to possess without a permit from the government.