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China: The first over 3,000-meter tunnel of Xiongxin High-speed Railway was successfully completed
Constructed by Daxi Railway Passenger Special Company of China Railway Taiyuan Bureau Group Co., Ltd. and undertaken by China Railway Third Bureau Group Co., Ltd.
http://www.news.cn/local/20250303/69b76e217c8e4f1da239ee560dabafde/c.html
cover tunnel photo by: Matt Brown from London, England / CC BY
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http://www.news.cn/local/20250303/69b76e217c8e4f1da239ee560dabafde/c.html
雄忻高铁首座超3000米隧道顺利贯通-新华网
www.news.cn雄忻高铁首座超3000米隧道顺利贯通-