Reporters take photos during an event marking the two-year anniversary of the opening of the Beijing-Zhangjiakou high-speed railway at the Beijing North Railway Station in Beijing, capital of China, Dec. 30, 2021. The high-speed railway connecting Beijing and Zhangjiakou in north China's Hebei Province went into service on Dec. 30, 2019. (Photo by Fang Xin/Xinhua)
Crew members wait for passengers on a train of the Beijing-Zhangjiakou high-speed railway train at the Beijing North Railway Station in Beijing, capital of China, Dec. 30, 2021. The high-speed railway connecting Beijing and Zhangjiakou in north China's Hebei Province went into service on Dec. 30, 2019. (Photo by Fang Xin/Xinhua)
Photo taken on Dec. 30, 2021 on a train of the Beijing-Zhangjiakou high-speed railway shows souvenirs themed on the 2022 Beijing Winter Olympics. The high-speed railway connecting Beijing and Zhangjiakou in north China's Hebei Province went into service on Dec. 30, 2019. (Xinhua/Huang Zhen)
Passengers board a train of the Beijing-Zhangjiakou high-speed railway at the Beijing North Railway Station in Beijing, capital of China, Dec. 30, 2021. The high-speed railway connecting Beijing and Zhangjiakou in north China's Hebei Province went into service on Dec. 30, 2019. (Photo by Fang Xin/Xinhua)
A crew member displays souvenirs themed the 2022 Beijing Winter Olympics on a train of the Beijing-Zhangjiakou high-speed railway on Dec. 30, 2021. The high-speed railway connecting Beijing and Zhangjiakou in north China's Hebei Province went into service on Dec. 30, 2019. (Xinhua/Huang Zhen)
A crew member performs on a train of the Beijing-Zhangjiakou high-speed railway on Dec. 30, 2021. The high-speed railway connecting Beijing and Zhangjiakou in north China's Hebei Province went into service on Dec. 30, 2019. (Xinhua/Huang Zhen)
