AK-74 be used by the majority of countries of the former Soviet Union. Additionally, licensed copies were produced in Bulgaria (AK-74, AKS-74 and AKS-74U), and the former East Germany (MPi-AK-74N, MPi-AKS-74N, MPi-AKS-74NK). Besides former Soviet republics and eastern European countries, Mongolia, North Korean Special Forces, and Vietnamese People's Naval infantry use AK-74s. The AK-74 was designed by А. D. Kryakushin's group under the design supervision of Mikhail Kalashnikov and is an adaptation of the 7.62×39mm AKM assault rifle and features several important design improvements. These improvements were primarily the result of converting the rifle to the intermediate-caliber high velocity 5.45×39mm cartridge.
Type 81 assault rifle Type 81 assault rifle The Type 81 () is a Chinese-designed Kalashnikov and SKS based, second-generation, selective-fire, gas-operated 7.62×39mm assault rifle adopted by the Chinese People's Liberation Army (PLA) since the mid-1980s. The weapon was introduced into PLA service in 1981 but did not become widely distributed until the late 1980s. It replaced the SKS and the Type 56 rifle (a Chinese license produced AK-47). Its first combat use came during the Sino-Vietnamese border conflicts of the mid-1980s. The PLA has replaced most of its Type-81s with the Type 95 or Type 03 series of weapons, though it is still