The Head of the Immigration Bureau, Lieutenant General Sompong Chingduan, has issued a call for immediate action on the Myanmar-Thai border as, so far, over 320 people linked to the 29-year old Thai woman who entered Thailand illegally and later tested positive for Covid-19 have been identified with tests ongoing among those closest to her.

At least one is understood to have had symptoms. The Governor of Chiang Rai is reported to have passed on information to police in the province linking a smuggling gang led by a foreigner to the woman.

On Monday, the Prime Minister, Prayut Chan ocha issued a statement urging the public not to panic and to have confidence in local authorities in the region working to contain the current threat.