They have a massive amount of cash on hand to allow them to execute their global expansion
> Chinese companies must be dumping goods in an effort to survive, even if it's below profit levels
The youth unemployment figure is largely due to a lack of white collar jobs, which is unrelated to industrial capacity.
Low value manufacturing is still chugging along, and this is where PDD/Temu really shines - by providing a better marketplace UX for these kinds of manufacturers to sell globally.
Medium value manufacturing would never sell via PDD/Temu, instead acting as a white label manufacturer or B2B.