Source: China – South China Morning PostVice-Premier Sun Chunlan has urged officials in Xian to improve testing and quarantine measures as the northwestern city battles China’s worst Covid-19 outbreak this year.She made the remarks on Wednesday during her second visit to the city since the latest wave of infections began on December 9, linked to a passenger on a flight from Pakistan.The Xian outbreak has shown no signs of easing, with 161 new locally acquired cases reported on Thursday, compared to 155 the previous day, according to…Read More