Members of a medical team assigned to Kyrgyzstan to help with the battle against the COVID-19 pandemic pose for a group photo upon their arrival in Urumqi, northwest China's Xinjiang Uygur Autonomous Region, April 27, 2020. The 10-member medical team returned to China on Monday. (Xinhua/Sadat)

Members of a medical team assigned to Kyrgyzstan to help with the battle against the COVID-19 pandemic pose for a group photo upon their arrival in Urumqi, northwest China's Xinjiang Uygur Autonomous Region, April 27, 2020. The 10-member medical team returned to China on Monday. (Xinhua/Sadat)

Members of a medical team assigned to Kyrgyzstan to help with the battle against the COVID-19 pandemic pose for a group photo upon their arrival in Urumqi, northwest China's Xinjiang Uygur Autonomous Region, April 27, 2020. The 10-member medical team returned to China on Monday. (Xinhua/Sadat)

Members of a medical team assigned to Kyrgyzstan to help with the battle against the COVID-19 pandemic pose for a group photo upon their arrival in Urumqi, northwest China's Xinjiang Uygur Autonomous Region, April 27, 2020. The 10-member medical team returned to China on Monday. (Xinhua/Sadat)

Members of a medical team assigned to Kyrgyzstan to help with the battle against the COVID-19 pandemic pose for a group photo upon their arrival in Urumqi, northwest China's Xinjiang Uygur Autonomous Region, April 27, 2020. The 10-member medical team returned to China on Monday. (Xinhua/Sadat)

Members of a medical team assigned to Kyrgyzstan to help with the battle against the COVID-19 pandemic arrive in Urumqi, northwest China's Xinjiang Uygur Autonomous Region, April 27, 2020. The 10-member medical team returned to China on Monday. (Xinhua/Sadat)