BEIJING, May 13 (Xinhua) -- As of Friday, the worldwide count of COVID-19 cases has exceeded 520 million, with over 6 million related deaths. As the world is plagued by major challenges, not least a pandemic unseen in a century, Chinese President Xi Jinping has on multiple occasions called on the international community to take concerted actions against the virus. The following are some highlights of his remarks on how cooperation can help the world survive. April 21, 2022 In his keynote spee...