What China is not do Communism in any shape or form. It used to be back in Mao's days. Now it's just capitalist authoritarianism.
What you are mistakingly calling "capitalism" that China should adopt is... democracy.
What you are mistakingly calling "capitalism" that China should adopt is... democracy.
Edit to add link: https://en.m.wikipedia.org/wiki/Ideology_of_the_Chinese_Comm... (“views on Capitalism”)