Beijing, December 30 (Youth.cn) - On December 29, 2024, the CR450 high-speed train makes its first appearance in Beijing, marking a great breakthrough of the CR450 Technical Innovation Program, and the leading position of China in the area of high-speed trains. The CR450 high-speed train will be operated commercially at the speed of 400 kilometers per hour, making it the fastest train of the world. Photo/VCG