Students and faculty members of Beijing Forestry University line up to get vaccinated on March 23, 2021. A number of universities in Beijing have launched vaccination campaigns as China is ramping up efforts to vaccinate 560 million people, or 40 percent of the country's population, by the end of June. (China News Service/Jiang Qiming)

A student of Beijing Forestry University gets a shot of COVID-19 vaccine on March 23, 2021. A number of universities in Beijing have launched vaccination campaigns as China is ramping up efforts to vaccinate 560 million people, or 40 percent of the country's population, by the end of June. (China News Service/Jiang Qiming)

A student of Beijing Forestry University gets a shot of COVID-19 vaccine on March 23, 2021.A number of universities in Beijing have launched vaccination campaigns as China is ramping up efforts to vaccinate 560 million people, or 40 percent of the country's population, by the end of June. (China News Service/Jiang Qiming)

A medical worker asks the basic information for a man who is to get vaccinated at Beijing Forestry University, March 23, 2021.A number of universities in Beijing have launched vaccination campaigns as China is ramping up efforts to vaccinate 560 million people, or 40 percent of the country's population, by the end of June. (China News Service/Jiang Qiming)

Students and faculty members of Beijing Forestry University line up to get vaccinated on March 23, 2021. A number of universities in Beijing have launched vaccination campaigns as China is ramping up efforts to vaccinate 560 million people, or 40 percent of the country's population, by the end of June. (China News Service/Jiang Qiming)