China has spent more than 120 billion yuan (around 18.9 billion U.S. dollars) on COVID-19 vaccination, an expenditure within the limits of the country's medical insurance funds, said the National Healthcare Security Administration.So far, 3.2 billion doses of COVID-19 vaccines have been administered on the Chinese mainland, according to the administration.China launched free programs to vaccinate its population against COVID-19 in February 2021. The cost of vaccine procurement and inoculation is mostly covered by the country's medical insurance funds and government budget.China has spent more than 120 billion yuan (around 18.9 billion U.S. dollars) on COVID-19 vaccination, an expenditure within the limits of the country's medical insurance funds, said the National Healthcare Security Administration.So far, 3.2 billion doses of COVID-19 vaccines have been administered on the Chinese mainland, according to the administration.China launched free programs to vaccinate its population against COVID-19 in February 2021. The cost of vaccine procurement and inoculation is mostly covered by the country's medical insurance funds and government budget.