Nvidia and other chip stocks slide as investors see big risks to sales in China - MarketWatch
1. Nvidia shares fell 6% due to U.S.-China trade concerns. 2. Trump administration blacklisted 80 Chinese companies, affecting Nvidia's customers. 3. New energy regulations in China may block Nvidia's custom chips. 4. China contributes about 5% to Nvidia's EPS but poses growing risks. 5. Analysts express concerns over AI spending bubble affecting Nvidia's growth.