The Changsha-Ganzhou High Speed Railway is a key section of the Xiamen-Chongqing corridor within the national “Eight North-South and Eight East-West” Corridors high-speed railway network. Construction is currently underway at multiple sites, where builders are working simultaneously. To improve construction efficiency, intelligent equipment has been introduced at several locations.

　　Inside tunnels, intelligent robotic dogs are conducting inspection patrols, forming a safety protection network in combination with Building Information Modeling technology.