A resident receives the second dose of COVID-19 vaccine at a vaccination spot in Chaoyang District of Beijing, capital of China, Jan. 26, 2021. (Photo: Xinhua/Jia Haocheng)
BEIJING, Nov. 27 (Xinhua) -- More than 2.47 billion COVID-19 vaccine doses had been administered on the Chinese mainland as of Friday, data from the National Health Commission showed Saturday.