BEIJING, China (AFP) — Chinese biopharmaceutical firm Sinovac said Friday a third production line for its Covid-19 vaccine has been put into use, doubling its annual capacity of the jabs to two billion doses. Its CoronaVac is one of four domestic vaccines given conditional approval by Chinese authorities, which helps rush emergency drugs to market. On Wednesday, experts from the World Health Organization said an interim analysis of clinical trial data from two Chinese vaccines, […]