BEIJING CEO of Nvidia Jensen Huang, seen on screen, delivers a speech on stage during the opening ceremony of the third China International Supply Chain Expo, in Beijing, Wednesday, July 16, 2025. (AP Photo/Andy Wong) Nvidia CEO Jensen Huang called China 's open-source artificial intelligence a "catalyst for global progress" and hailed the country's innovation in the sector as he addressed an expo in Beijing on Wednesday. Beijing is using this week's China International Supply Chain Expo as a