Prvi Partizan Handgun Defense, 9MM, 115Grain, Jacketed Hollow Point, 50 Round Box PPD91 PPU (Prvi Partizan) is one of the oldest, largest and most versatile ammunition manufacturers in Europe. PPU's factory is located in the city of Uzice in southwestern Serbia. PPU has been manufacturing ammunition since 1928 and currently supply ammunition to the armed forces and police of Serbia as well as many other countries.