The Jiuwandashan No. 4 tunnel on Guiyang-Nanning high speed railway is drilled through in Hechi City, south China's Guangxi Zhuang Autonomous Region, Aug. 17, 2022. (Photo: China News Service/Wang Yizhao)
The Guiyang-Nanning high speed railway is expected to start operation at the end of 2023 with a designed speed of 350 kilometers per hour.
The Jiuwandashan No. 4 tunnel on Guiyang-Nanning high speed railway is drilled though in Hechi City, south China's Guangxi Zhuang Autonomous Region, Aug. 17, 2022. (Photo: China News Service/Wang Yizhao)
The Jiuwandashan No. 4 tunnel on Guiyang-Nanning high speed railway is drilled though in Hechi City, south China's Guangxi Zhuang Autonomous Region, Aug. 17, 2022. (Photo: China News Service/Wang Yizhao)
Construction workers work at Jiuwandashan No. 4 tunnel on Guiyang-Nanning high speed railway in Hechi City, south China's Guangxi Zhuang Autonomous Region, Aug. 16, 2022. (Photo: China News Service/Jiang Xuelin)
Construction workers work at Jiuwandashan No. 4 tunnel on Guiyang-Nanning high speed railway in Hechi City, south China's Guangxi Zhuang Autonomous Region, Aug. 16, 2022. (Photo: China News Service/Jiang Xuelin)
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