Cotton-padded clothes, cotton-padded clothes, the reason why the volunteers didn't have cotton-padded clothes in the battle of Changjin Lake was because in the early days of entering the DPRK, the volunteers were seriously short of east wealth. After entering the DPRK, there were three main difficulties, one was the inferior weapons and equipment and the lack of ammunition, the other was the problem of food, especially heat supply, and the third was the shortage of Dongfu, which caused a large number of non-combatants to decrease.