China's high-speed rail is back in the global spotlight! The 12th World High-Speed Rail Congress just opened in Beijing – bringing together over 2,000 guests from over 60 countries. From cutting-edge tech to real passenger experiences, this event is all about sharing ideas and seeing how rail innovation is shaping the future. CGTN's Zhou Yixin jumped onboard with international guests to see what they think about riding China's high-speed trains.