Bill Gates aims for 200m Covid-19 vaccine kits by next summer                          

Bill Gates, Co-Chair, Bill & Melinda Gates Foundation speaks onstage at 2019 New York Times Dealbook on November 06, 2019 in New York City. (Photo by Mike Cohen/Getty Images for The New York Times)

SK Bioscience, the South Korean pharmaceutical company backed by Bill Gates, may be capable of producing 200 million coronavirus vaccine kits by next June, the Microsoft founder said in a letter to South Korean President Moon Jae-in.

Mr Gates is seeking to cooperate closely with South Korea, the presidential office in Seoul said, citing the July 20 letter.