Medical workers administer COVID-19 vaccine doses to residents at a vaccination site in Tangshan, north China's Hebei Province, May 28, 2021. (Photo: Xinhua)

BEIJING, June 9 (Xinhua) -- More than 800 mln doses of COVID-19 vaccines have been administered in China as of Tuesday as the country steps up its inoculation drive.

A total of 808.96 million doses of COVID-19 vaccines have been administered, according to the National Health Commission (NHC) on Wednesday.

At least 70 percent of the target population in China is expected to be vaccinated against COVID-19 by the end of this year, said Zeng Yixin, deputy head of the NHC, during a recent interview with Xinhua.