High-speed railways in China are important for fast, efficient, and eco-friendly transportation. The focus is on ensuring the safety and quality of high-speed trains. Wheelsets are crucial for bearing the train's weight and guiding it on the tracks. China has developed a system to monitor the health of trains in service, ensuring their safe operation. The goal is to build a vast high-speed railway network for passengers, with integrated stations for easy transfers and a seamless transport experience.