China's High-Speed Rail Breakthrough: CR450 prototype debuts as world's fastest train with 400km/h operating speed, achieving major improvements in speed, energy consumption, and comfort, marking China's leading position in high-speed rail technology.

Great Wall Motor Enters Chip Development: Great Wall Motor's Zijing Semiconductor settles in Nanjing, launches China's first RISC-V-based automotive-grade MCU chip, aiming to reduce costs and promote domestic RISC-V ecosystem development.

Greater Bay Area Autonomous Driving Acceleration: Guangzhou, Zhuhai, and Shenzhen sign cooperation agreement, implementing mutual recognition of intelligent connected vehicle demonstration pilots, accelerating autonomous driving commercialization.

Beverage Industry Reshuffling: Wahaha milk tea shops close nationwide, Luckin Coffee enters Hong Kong, Hey Tea pursues HKEx listing, intensifying competition reshapes brand landscape.

Lei Jun's New Year Livestream and AI Strategy: Lei Jun announces New Year's Eve livestream and recruits AI prodigy with high salary, accelerating Xiaomi's deployment in large model field, demonstrating AI ambitions.

Semiconductor AI Model Launch: World's first semiconductor-specific large language model SemiKong released, significantly improving chip design efficiency and manufacturing success rate, promoting industry intelligence.

EU Common Charger Rule Takes Effect: EU mandates USB-C ports for electronic devices, reducing e-waste and benefiting consumers, while sparking innovation limitation debates.

Chrome Extension Security Crisis: Multiple popular Chrome extensions compromised by hackers, stealing sensitive user information, highlighting increasing cybersecurity threats requiring user vigilance.