A staff memeber of Beijing Emergency Center shows how to use an automated external defibrillator (AED) in Xidan Subway Station in Beijing, China, Oct. 27, 2020. Beijing started to equip its rail transit system with AED on Tuesday. By the end of 2022, all stations of the city's rail transit will be equipped with AED. (Photo: China News Service/Fu Tian)
An automated external defibrillator (AED) is seen in Xidan Subway Station in Beijing, China, Oct. 27, 2020.(Photo: China News Service/Fu Tian)
A staff memeber of Beijing Emergency Center shows how to use an automated external defibrillator (AED) in Xidan Subway Station in Beijing, China, Oct. 27, 2020.(Photo: China News Service/Fu Tian)