-- The emergency use of vaccine mainly targets groups of people with higher risks of infection. They include medical workers, customs officers, primary-level epidemic prevention workers, overseas returnees and people working in cross-border cold-chain logistics and isolation centers.
-- Experts remind people that they should still take protective measures after receiving the vaccination.
BEIJING, Dec. 30 (Xinhua) -- With the recent increase of sporadic COVID-19 cases and progress in the development and manufacture of vaccines, China's emergency use of vaccines has expanded to a larger scale.
Inoculation of key groups has already started in Shanghai, Guangdong, Jiangxi, Shandong and the city of Wuhan in central China's Hubei Province.