The total length of the line is 196.417km. The length of the main line is 196.417km, the length of the subgrade is 59.003km, accounting for 30.04% of the length of the main line; 82 bridges / 23.653 km, accounting for 22% of the length of the main line, and 22 tunnels / 113.731km, accounting for 57.9% of the length of the main line. The total number of tunnels is 137.384km, and the proportion of main bridges and tunnels is 69.95%. A ballastless track of 102.447 km is laid on the main line.