President Salva Kiir Mayardit urged all citizens to avoid handshakes and hugging each other as a protective measure against corona virus.
He encouraged non-physical contact, but that citizens could opt for elbow and foot bumps as greetings if they have to make physical contact, The East African reported.
South Sudan has not reported any coronavirus cases but neighbouring countries Kenya, Rwanda, Ethiopia and Sudan have confirmed cases.
A foreign national in Juba who had been isolated after showing signs of coronavirus was discharged on Saturday after he tested negative.
South Sudan government announced suspension of direct flights to countries affected by the novel coronavirus including Egypt, Tunisia, Algeria, Togo, Middle East, US, Canada, Brazil, Chile, Ecuador, Costa Rica, Peru, Paraguay, and some countries in Europe.
In Asia, China, Korea, Japan, Singapore, Malaysia, Australia, Philippines, Vietnam, New Zealand, Cambodia, India have been listed.
Others are Thailand, Indonesia, Maldives and Bangladesh.
The ministry also added that all travelers arriving in the country are being screened for corona virus.
Meanwhile, seven South Sudanese doctors undergoing five months clinical training in Hefei City, Anhui Province of China confirmed that none of them has been infected with the coronavirus.