Earlier quoted context omitted.
And now they're at the point where the population pyramid is collapsing. It's hard to make any predictions about the future when they got here riding a baby boom and now their ratio of elderly to working age is about to go through the roof. https://www.populationpyramid.net/china/2023/
Japan, Germany, Italy, and numerous other countries are all much worse off. Assuming things don't change, China in 2050 will be in approximately the same position as Japan today . Germany and Italy, to take but two examples of large Western economies, haven't had native above-replacement TFR since ~1970. Even in the US, TFR is well below replacement right now, and in fact is basically comparable to China's TFR from 2…
It can bear the burden of developing and producing things like solar panels or batteries or AI because of the sheer size of the population, but that doesn’t work if the population itself is the problem.