The Department of International Relations and Cooperation says as yet there are no reported cases of South Africans in China who have been affected by the coronavirus.
Egypt last week confirmed the first coronavirus case in Africa.
The total number of infections in China stands at 74 000 with over 2000 fatalities. Hubei province is the worst affected.
Dirco Director-General Kgabo Mahoai says all the diplomatic missions in China including the South African embassy and consulate-general are working around the clock to ensure they identify all South Africans currently residing in China.
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