Police officers patrol along Zhangjiakou-Hohhot high-speed railway in Inner Mongolia
Xinhua,February 04, 2021 Adjust font size:
Aerial photo taken on Feb. 3, 2021 shows police officers of the Hohhot railway public security section on patrol along the Zhangjiakou-Hohhot high-speed railway in Ulanqab of north China's Inner Mongolia Autonomous Region. (Xinhua/Lian Zhen)