The train formation is divided into 8-car standard formation and 17 car ultra long formation. The train adopts 5G based train Wi Fi technology. With the coverage of 5G network signals along the line, it will provide passengers with better quality voice calls and mobile network services.

The carriage is equipped with lighting fixtures that conform to the theme of Chinese characteristics:

1. The VIP ceiling lamp shade adopts a Chinese knot design;

2. Indirect and direct lighting of second-class seats have intelligent dimming and color adjustment functions;

3. The top lighting adopts a starry sky shape to create a comfortable dining atmosphere