vol.118：Beijing 2022's Hidden Tech：Winter Olympics

The 2022 Beijing Winter Olympics served as a major stage for showcasing advanced Chinese innovations, often referred to locally as "black technology." Key developments included the digital yuan for seamless payments and fully autonomous robotaxis operated by Baidu. While the pandemic limited international exposure due to a lack of spectators, the event highlighted significant progress in AI-driven solutions, such as real-time athlete tracking and AR navigation systems. Specialized security tools, including all-weather surveillance and robotic guards, were also deployed to manage the complex Olympic venues. Furthermore, high-resolution LED display technology and instant translation devices demonstrated the practical application of cutting-edge research. Ultimately, these sources illustrate China's strategic effort to use the games as a global launching pad for its modern IT industry.