What are your reasons for thinking that the Chinese economy is well-performing? Chinese per-capita income is slightly less than that of Mexico, and you wouldn't

What are your reasons for thinking that the Chinese economy is well-performing? Chinese per-capita income is slightly less than that of Mexico, and you wouldn't use Mexico as an example of a well-performing economy. China is strong because of its massive population combined with an economy that performs better than the only other country with a similarly massive population.