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Longest tunnel on Beijing-Zhangjiakou high-speed rail network achieves new milestone

chinadaily.com.cn | Updated: 2018-11-12 13:46
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An aerial view of the entrance of the Zhengpantai tunnel for Beijing-Zhangjiakou high-speed railway in Chongli, North China's Hebei province, on Nov 10, 2018. [Photo/CGTN]

China completed the drilling of nearly 13-kilometer-long tunnel on high-speed railway network for the 2022 Winter Olympics in Zhangjiakou, North China's Hebei province, on Nov 11.

The construction of the tunnel, the longest on Beijing-Zhangjiakou high-speed railway route, began in September 2016 and was named Zhengpantai tunnel.

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