Who designed the guns used in the "Limited Class" and "Open Class" pistols offered by A & B?
.45 ACP The .45 ACP (Automatic Colt Pistol), or .45 Auto (11.43×23mm) is a handgun cartridge designed by John Browning in 1905, for use in his prototype Colt semi-automatic pistol. After successful military trials it was adopted, along with the Browning .45 Colt handgun, as the .45 M1911 cartridge. The handgun was designated M1911 pistol.
QX-04 The QX-04 is a semi-automatic pistol in limited use with the People's Liberation Army (PLA) and various Chinese police departments. Chongqing ChangFeng Machinery LTD.CO designed the gun under China South Industries Group Corporation in June 2010. It is primarily targeted for international market and exportation.