Staff members work at the construction site of the Shipingcun Tunnel on Chengdu-Dazhou-Wanzhou high-speed railway in southwest China's Chongqing Municipality, Dec. 12, 2024. The 1,889-meter-long Shipingcun Tunnel was successfully drilled through on Thursday. (Xinhua/Tang Yi)
This photo taken on Dec. 12, 2024 shows the Shipingcun Tunnel on Chengdu-Dazhou-Wanzhou high-speed railway under construction in southwest China's Chongqing Municipality. The 1,889-meter-long Shipingcun Tunnel was successfully drilled through on Thursday. (Xinhua/Tang Yi)
Staff members work at the construction site of the Shipingcun Tunnel on Chengdu-Dazhou-Wanzhou high-speed railway in southwest China's Chongqing Municipality, Dec. 12, 2024. The 1,889-meter-long Shipingcun Tunnel was successfully drilled through on Thursday. (Xinhua/Tang Yi)
A vehicle drives away from the Shipingcun Tunnel on Chengdu-Dazhou-Wanzhou high-speed railway in southwest China's Chongqing Municipality, Dec. 12, 2024. The 1,889-meter-long Shipingcun Tunnel was successfully drilled through on Thursday. (Xinhua/Tang Yi)
Staff members work at the construction site of the Shipingcun Tunnel on Chengdu-Dazhou-Wanzhou high-speed railway in southwest China's Chongqing Municipality, Dec. 12, 2024. The 1,889-meter-long Shipingcun Tunnel was successfully drilled through on Thursday. (Xinhua/Tang Yi)
A staff member works at the construction site of the Shipingcun Tunnel on Chengdu-Dazhou-Wanzhou high-speed railway in southwest China's Chongqing Municipality, Dec. 12, 2024. The 1,889-meter-long Shipingcun Tunnel was successfully drilled through on Thursday. (Xinhua/Tang Yi)
Staff members celebrate the drill-through of the Shipingcun Tunnel on Chengdu-Dazhou-Wanzhou high-speed railway in southwest China's Chongqing Municipality, Dec. 12, 2024. The 1,889-meter-long Shipingcun Tunnel was successfully drilled through on Thursday. (Xinhua/Tang Yi)
An aerial drone photo taken on Dec. 12, 2024 shows the construction site of the Shipingcun Tunnel on Chengdu-Dazhou-Wanzhou high-speed railway in southwest China's Chongqing Municipality. The 1,889-meter-long Shipingcun Tunnel was successfully drilled through on Thursday. (Xinhua/Tang Yi)
A vehicle drives away from the Shipingcun Tunnel on Chengdu-Dazhou-Wanzhou high-speed railway in southwest China's Chongqing Municipality, Dec. 12, 2024. The 1,889-meter-long Shipingcun Tunnel was successfully drilled through on Thursday. (Xinhua/Tang Yi)
