-- More than 1 billion doses of COVID-19 vaccines had been administered in China by Saturday, as the country pushes ahead with the largest vaccination drive in the history of New China.

-- China's nationwide vaccination campaign is open to people aged over 18. The oldest vaccine recipient is over 100.

-- China-developed vaccines not only benefit people at home but also help the world in the fight against the pandemic.

BEIJING, June 20  -- More than 1 billion doses of COVID-19 vaccines had been administered in China by Saturday, as the country pushes ahead with the largest vaccination drive in the history of New China.