An aerial drone photo taken on March 17, 2025 shows the Xining-Chengdu railway under construction in southwest China's Sichuan Province. The Banyou No.1 Tunnel, part of the Sichuan section of Xining-Chengdu railway, has been drilled through on Monday. With a length of 582.23 meters, the single-hole double-track tunnel has a design speed of 250 km per hour. (Xinhua/Wang Xi)
An aerial drone photo taken on March 17, 2025 shows the Banyou No.1 Tunnel along the Xining-Chengdu railway in Ruoergai County of Aba Tibetan and Qiang Autonomous Prefecture, southwest China's Sichuan Province. The tunnel, part of the Sichuan section of Xining-Chengdu railway, has been drilled through on Monday. With a length of 582.23 meters, the single-hole double-track tunnel has a design speed of 250 km per hour. (Xinhua/Wang Xi)
An aerial drone photo taken on March 17, 2025 shows the Banyou No.1 Tunnel along the Xining-Chengdu railway in Ruoergai County of Aba Tibetan and Qiang Autonomous Prefecture, southwest China's Sichuan Province. The tunnel, part of the Sichuan section of Xining-Chengdu railway, has been drilled through on Monday. With a length of 582.23 meters, the single-hole double-track tunnel has a design speed of 250 km per hour. (Xinhua/Wang Xi)
Laborers work at the construction site of the Banyou No.1 Tunnel along the Xining-Chengdu railway in Ruoergai County of Aba Tibetan and Qiang Autonomous Prefecture, southwest China's Sichuan Province, March 17, 2025. The tunnel, part of the Sichuan section of Xining-Chengdu railway, has been drilled through on Monday. With a length of 582.23 meters, the single-hole double-track tunnel has a design speed of 250 km per hour. (Xinhua/Wang Xi)
Laborers work at the construction site of the Banyou No.1 Tunnel along the Xining-Chengdu railway in Ruoergai County of Aba Tibetan and Qiang Autonomous Prefecture, southwest China's Sichuan Province, March 17, 2025. The tunnel, part of the Sichuan section of Xining-Chengdu railway, has been drilled through on Monday. With a length of 582.23 meters, the single-hole double-track tunnel has a design speed of 250 km per hour. (Xinhua/Wang Xi)
An aerial drone photo taken on March 17, 2025 shows the Banyou No.1 Tunnel along the Xining-Chengdu railway in Ruoergai County of Aba Tibetan and Qiang Autonomous Prefecture, southwest China's Sichuan Province. The tunnel, part of the Sichuan section of Xining-Chengdu railway, has been drilled through on Monday. With a length of 582.23 meters, the single-hole double-track tunnel has a design speed of 250 km per hour. (Xinhua/Wang Xi)
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