More than 1.3 billion doses of COVID-19 vaccines have been administered in China as of July 4,
2021, according to the National Health Commission.China accelerated its pace of free COVID-19 vaccinations for the whole nation in late March. It took China 25 days to climb from 100 million doses to 200 million doses, 16 days to increase from 200 million to 300 million, and just six days to move from 800 million to 900 million.By June 19, China had administered in excess of 1 billion doses, the commission announced on June 20. By June 24, the accumulative figure exceeded 1.1 billion, and by June 28, the number surpassed 1.2 billion.