Kalashnikov Concern's media group put out this video showng the differences between Russian and Chinese AKs... "It is no accident that Kalashnikov became the most popular weapon in history. Different versions of AK were produced in over 20 countries

The most famous non-Russian variant of Kalashnikov assault rifle is the Chinese 'Type 56'. From Columbia to Vietnam, from Mozambique to Afghanistan, those weapons were involved in dozens of armed conflicts and have questionable reputation.

In this video we will discuss how Chinese AK came about , what is the difference between Chinese and Russian​ AK, and what countries started to copy Type 56, which was itself a copy of Russian design.​"