Guangzhou, China fights Delta Covid variant in blockade, large-scale test

People line up for nucleic acid testing in Guangzhou, China, May 26, 2021. Visual China Group | Getty ImagesGuangzhou, China — Authorities in Guangdong Province, southern China, have conducted extensive tests and blocked the area to control the relapse of the coronavirus in Guangzhou. The case in Guangzhou is potentially even more concerned as it involves a delta strain of coronavirus that can spread very rapidly. Other parts of Guangzhou have not been affected by recent outbreaks, but some restaurants and bars are beginning to offer takeaway menus. Large-scale testing, travel restrictionsAfter the first case was discovered, Guangzhou first conducted a large test in Liwan and then expanded to other regions.