Sri Lanka, July 16 -- Sri Lankan immigration authorities have raised alarm over the growing number of foreign nationals entering the country, especially on tourist visas and engaging in unauthorized businesses, particularly operating or working in spas, massage parlours, and suspected brothels, posing a serious concern for law enforcement and immigration control.

In a recent raid, officers from the Investigation Division of the Department of Immigration and Emigration arrested 10 foreign women at a massage parlour in the Kollupitiya area for violating visa conditions on Monday (July 14).

The women, aged between 25 and 39, include six Thai nationals, three Vietnamese nationals and one Chinese national. They had entered Sri Lanka on touri...