China AI stock bubble bursts as STAR 50 plunges 40%

Chinese AI, robotics and semiconductor stocks have suffered a steep sell-off in under four months. The STAR 50 index fell about 40%, erasing billions in market value and casting doubt on Beijing's push for global tech leadership.

• STAR 50 index dropped roughly 40% in under four months
• Sell-off hit Chinese AI, robotics and semiconductor stocks
• Slump casts doubt on Beijing's tech leadership ambitions