How about you read about Institutional memory. There's a reason why the PLA , successful in its war against the KMT are unable to win against the Vietnamese 30 years later.How do you know they are not capable?
Hence your usual escape of "we can win (actually stalemate with enormous cost of lives) in Korea , surely we can win now" are suddenly sounding dumb.
+ it debunk the whole idea of meritocracy in China's social and military elite.
Liu Yuan is a very capable one, graduated from China's top university, He was the prime mover for the crackdown on corruption in PLA.
Yes, your general graduated from TOP UNIVERSITY wowwwww, meanwhile your US opponent has this.
https://en.wikipedia.org/wiki/Stanley_A._McChrystal
after leading from the front, he lectures in Universities. There's a diffeence