
Volunteers deliver fruit for tourists at a hotel in Sanya, south China's Hainan Province, Aug. 7, 2022. Prevention and control measures have been taken in Sanya to fight against the new resurgence of COVID-19 in the city. Photo: Xinhua

A tourist receives goods she ordered online from a delivery man outside a hotel in Sanya, south China's Hainan Province, Aug. 7, 2022. Prevention and control measures have been taken in Sanya to fight against the new resurgence of COVID-19 in the city. Photo: Xinhua

Volunteers deliver fruit for tourists at a hotel in Sanya, south China's Hainan Province, Aug. 7, 2022. Prevention and control measures have been taken in Sanya to fight against the new resurgence of COVID-19 in the city. Photo: Xinhua

Photo taken on Aug. 7, 2022 shows inflatable COVID-19 testing labs in Sanya, south China's Hainan Province, Aug. 7, 2022. Prevention and control measures have been taken in Sanya to fight against the new resurgence of COVID-19 in the city. Photo: Xinhua

Medical workers take swab samples from citizens for nucleic acid testing in Sanya, south China's Hainan Province, Aug. 7, 2022. Prevention and control measures have been taken in Sanya to fight against the new resurgence of COVID-19 in the city. Photo: Xinhua

Staff members work in an inflatable COVID-19 testing lab in Sanya, south China's Hainan Province, Aug. 7, 2022. Prevention and control measures have been taken in Sanya to fight against the new resurgence of COVID-19 in the city. Photo: Xinhua

A volunteer works at a nucleic acid testing site in Sanya, south China's Hainan Province, Aug. 7, 2022. Prevention and control measures have been taken in Sanya to fight against the new resurgence of COVID-19 in the city. Photo: Xinhua

Tourists line up to receive nucleic acid tests at a testing site in Sanya, south China's Hainan Province, Aug. 7, 2022. Prevention and control measures have been taken in Sanya to fight against the new resurgence of COVID-19 in the city. Photo: Xinhua