During the design phase, the speed of this high-speed rail is 350 kilometers per hour, and it has begun integrated testing and commissioning.

At 8:27 on May 15th, with the 55103 testing train officially starting operation for comprehensive testing of the rail, overhead lines, communication, and signaling systems. The joint commissioning and testing of the Wuhan-Yichang section of the Shanghai-Chongqing-Chengdu High-speed Railway has officially begun, laying a solid foundation for the entire line to be ready for opening.