Chennai, March 22 (IANS): Tamil Nadu on Sunday reported one more positive coronavirus case, thereby taking to total to seven.

In a tweet, Tamil Nadu Health Minister C. Vijayabaskar said: "A traveller from Spain testsA #Covid-19 positive. Patient is undergoing treatment in isolation."

"I am working from home, technology comes handy, videoconference with senior health officials on status updates & providing guidance. All is good!!" he tweeted.

On Saturday, three persons had tested positive for the coronavirus infection.

According to Vijayabaskar, three coronavirus positive cases -- two Thailand nationals and one from New Zealand -- have tested positive and they are undergoing treatment in isolation.

All the seven infected cases are imported cases from different regions with travel histories and not community transmitted.

Vijayabaskar had said that screening of passengers has been intensified at all ports of arrival -- international/domestic terminals in airports, railway stations and inter-state borders.

He had said that social distancing slows down the spread of virus. It helps to reduce the chances of picking the virus up and spreading it to others.