Earlier quoted context omitted.
Okay, so Mao could be argued to be a bad idea, but there was and has been a lot of communism since Mao. Could you say the same for Deng Xiaoping (also a communist)?
At the time of the Korean war, China was still in the Mao period. From any sane point of view at that time, communism was horrible for China. Post-Mao, well... Hua was a disaster and Deng was never a good communist. Mao himself accused Deng of being a capitalist and banished him to the countryside in the 60s. Once he finally gained power and brought back mild capitalism (really, market socialism), it still took 20 ye…
Sane points: Education, Health, both improved under communist rule.