youve got a lot of spunk for somebody who doesnt really know what they are talking about. China has 56 recognized and protected ethnic minority groups where scholars are creating alphabets for minority languages that had not been previously written as a way to preserve their languages. How many indigenous people in the US and Hawaii can even say that they speak their language after having had them systematically destroyed for decades?
im not an expert in political economy, but if you read the article he goes into a lot of specific reasons why china is still in a great position in regards to the future, although it will take responsible leadership that pushes back against mainstream neoclassical economics.