China 2021 Recap: Hi-tech

A medical worker shows a booster shot of COVID-19 vaccine at the Community Health Service Center in Lianyun District of Lianyungang City, East China's Jiangsu Province on October 22, 2021. According to the website of the National Health Commission of China, as of December 21, 2021, 31 provinces (autonomous regions and municipalities) and the Xinjiang Production and Construction Corps had administered a total of 27,666,000 doses of COVID-19 vaccines. (Photo by Wang Chun/Guangming photo)