China has wowed the world with its electric cars, dancing robots and choreographed drones. It plans to lead the next industrial revolution. But its macroeconomic figures tell a more worrying story https://www.economist.com/leaders/2026/10/01/chinas-new-infrastructure-push-will-help-itself-and-the-world?taid=6ac0a7fb45ab100001f5e346&utm_campaign=trueanthem&utm_medium=social&utm_source=twitter