First, all the recruits may survive. Sticking will kill people, and when they die, they will add new people. If the enemy can't fight, it's impossible for every newcomer to learn to pick up songs first.
Second, there should be no demobilization during the war. It is unlikely to be promoted or left. Iron and Steel Company 7 is a very loyal company, and no one will want to leave. At that time, with so many enemies, are you still in the mood for a promotion?
It's possible. Anything can happen in wartime. The national treasure is still missing. China's population of 654.38+03 billion can't even keep a national treasure? At this time, you should know what is more important.