A man donates blood at Shenzhen’s first 5G-covered blood donation station in Longhua District yesterday. The station, which only accepts donors through online reservations, was put into service yesterday to mark World Blood Donor Day, which falls on Sunday. By May 31, more than 4.36 million people in Shenzhen had donated a total of 873 tons of blood, treating more than 1.45 million patients, according to official data.Sun Yuchen