New Badaling tunnel of Beijing-Zhangjiakou high-speed rail line cut through
Xinhua
1544744624000
![](https://cdnpdcontent.aikan.pdnews.cn/oss_image/2018/12/14/qc.wa.news.cn/137672719_15447429239671n.jpg)
Workers build the New Badaling tunnel of the Beijing-Zhangjiakou high-speed rail line in Beijing, capital of China, Dec. 13, 2018. Workers have achieved a major breakthrough in the Beijing-Zhangjiakou high-speed rail line project, after they dug through the New Badaling tunnel, a pivotal part along the line, on Thursday. (Xinhua/Xing Guangli)
![](https://cdnpdcontent.aikan.pdnews.cn/oss_image/2018/12/14/qc.wa.news.cn/137672719_15447429240511n.jpg)
Workers celebrate as they cut through the New Badaling tunnel of the Beijing-Zhangjiakou high-speed rail line in Beijing, capital of China, Dec. 13, 2018. Workers have achieved a major breakthrough in the Beijing-Zhangjiakou high-speed rail line project, after they dug through the New Badaling tunnel, a pivotal part along the line, on Thursday. (Xinhua/Xing Guangli)
![](https://cdnpdcontent.aikan.pdnews.cn/oss_image/2018/12/14/qc.wa.news.cn/137672719_15447429241291n.jpg)
Workers celebrate as they cut through the New Badaling tunnel of the Beijing-Zhangjiakou high-speed rail line in Beijing, capital of China, Dec. 13, 2018. Workers have achieved a major breakthrough in the Beijing-Zhangjiakou high-speed rail line project, after they dug through the New Badaling tunnel, a pivotal part along the line, on Thursday. (Xinhua/Xing Guangli)