China become the world’s largest vaccination nation surpassing the U.S.

China had administered 243.91 million doses of vaccines against Covid -19 by April 28 becoming the world’s largest vaccination nation, surpassing 234.6 million in the U.S. China says it need to speed up from 4.4 million doses a day in April to five million doses to inoculate 40 percent of its people by the end of June.