Community workers deliver daily necessities at the Xihebaqianjie community in Tianshan District of Urumqi, northwest China's Xinjiang Uygur Autonomous Region, Aug. 3, 2020. Making use of spare bicycles and electric bicycles, community workers here have set up a service team to deliver daily necessities and medicine for residents amid COVID-19 prevention and control measures. (Xinhua/Zhao Ge)

Community workers deliver daily necessities at the Xihebaqianjie community in Tianshan District of Urumqi, northwest China's Xinjiang Uygur Autonomous Region, Aug. 3, 2020. Making use of spare bicycles and electric bicycles, community workers here have set up a service team to deliver daily necessities and medicine for residents amid COVID-19 prevention and control measures. (Xinhua/Zhao Ge)

A community worker delivers daily necessities at the Xihebaqianjie community in Tianshan District of Urumqi, northwest China's Xinjiang Uygur Autonomous Region, Aug. 3, 2020. Making use of spare bicycles and electric bicycles, community workers here have set up a service team to deliver daily necessities and medicine for residents amid COVID-19 prevention and control measures. (Xinhua/Zhao Ge)

Community workers set out with daily necessities to be delivered at the Xihebaqianjie community in Tianshan District of Urumqi, northwest China's Xinjiang Uygur Autonomous Region, Aug. 3, 2020. Making use of spare bicycles and electric bicycles, community workers here have set up a service team to deliver daily necessities and medicine for residents amid COVID-19 prevention and control measures. (Xinhua/Zhao Ge)

A community worker puts vegetables to be delivered into the basket of a bicycle at the Xihebaqianjie community in Tianshan District of Urumqi, northwest China's Xinjiang Uygur Autonomous Region, Aug. 3, 2020. Making use of spare bicycles and electric bicycles, community workers here have set up a service team to deliver daily necessities and medicine for residents amid COVID-19 prevention and control measures. (Xinhua/Zhao Ge)