The couple went to China on January 24 to spend Lunar New Year with family.
New virus has infected more than 28,200 people globally.
The wedding reception was held without the groom, as he was under observation for coronavirus.
The Ministry of Health and Prevention has issued a circular detailing the new measures.
He was identified as Thailand's first case of human-to-human transmission on January 31.
The CEO made the announcement in a video message.
The Kerala government declared a state calamity and authorities are seeking to extend all help to the needy.
The state government has declared coronavirus as a state disaster.
The number of new cases increased to 24,324, a rise of 3,887 from the previous day.