It's four o'clock in the morning and Liu Bao, a police officer at Beijing Capital International Airport, is still driving a patrol car with his colleague, cruising around the terminal. Liu said he is proud to be a "National Border Guard" who shoulders the responsibility of ensuring the safety of passengers.
Copyright © 2018 CGTN. Beijing ICP prepared NO.16065310-3
Copyright © 2018 CGTN. Beijing ICP prepared NO.16065310-3