Chinese medical experts and Sudanese health officials attend a consultation in Khartoum, Sudan, on June 9, 2020. The visiting Chinese medical team on Tuesday held consultations with Sudan's health officials on the necessary measures needed to be taken to prevent the COVID-19 spread. (Xinhua/Ma Yichong)

Sudanese health officials attend a consultation with Chinese medical experts in Khartoum, Sudan, on June 9, 2020. The visiting Chinese medical team on Tuesday held consultations with Sudan's health officials on the necessary measures needed to be taken to prevent the COVID-19 spread. (Xinhua/Ma Yichong)

A Chinese medical expert (R) speaks during a consultation with Sudanese health officials in Khartoum, Sudan, on June 9, 2020. The visiting Chinese medical team on Tuesday held consultations with Sudan's health officials on the necessary measures needed to be taken to prevent the COVID-19 spread. (Xinhua/Ma Yichong)

A Chinese medical expert speaks during a consultation with Sudanese health officials in Khartoum, Sudan, on June 9, 2020. The visiting Chinese medical team on Tuesday held consultations with Sudan's health officials on the necessary measures needed to be taken to prevent the COVID-19 spread. (Xinhua/Ma Yichong)

Chinese medical experts attend a consultation with Sudanese health officials in Khartoum, Sudan, on June 9, 2020. The visiting Chinese medical team on Tuesday held consultations with Sudan's health officials on the necessary measures needed to be taken to prevent the COVID-19 spread. (Xinhua/Ma Yichong)