Disease control personnel get ready to carry out nucleic acid tests in Sanya, South China’s Hainan province, on Friday. Hainan has instituted lockdowns and mass testing drives as Covid-19 cases rise across the island. Photo: VCG

A supermarket in Sanya sits with its shutters down Saturday, when the resort city imposed a lockdown that restricted people’s movement in an effort to contain the latest outbreak. Photo: VCG

Disease control personnel ask passersby to scan a code used to track and manage their movement through Sanya on Saturday. Photo: VCG

A scooter rider passes a blocked road in Sanya. Photo: VCG

Disease control personnel tell people the testing procedure at a nucleic acid testing point on Sunday. Hainan reported 504 new local infections that day, of which 413 cases were found in the southern seaside city of Sanya. Photo: VCG

Police direct traffic Sunday on Yinghai Road in Qionghai, Hainan province. Photo: VCG

Vehicles are curtailed by a cordon across Yinghai Road as the local government closed down the street to stem the latest coronavirus outbreak. Photo: VCG

Empty roads in Qionghai are seen from above Sunday as the city imposed a three-day lockdown at 10 a.m. Hainan island has reported more than 1,100 infections since the beginning of this month. Photo: VCG