Eighteen girls, aged between 13 and 20, were confined at the Moonlight karaoke and massage parlor in Bac Giang Province, deprived of their phones, and forced to work under surveillance. They were recently rescued by police.

Telegram became the epicenter of organized sex trade networks with tens of thousands of members.

Prostitution in Vietnam is taking increasingly covert forms, hidden behind sponsorship contracts and tourism packages, presenting a growing challenge for authorities.