Immigration Police Region 3, have dismantled a suspected Chinese-run spa operating as a brothel in Rayong province, arresting eight foreign nationals during a coordinated raid on 20 May 2026. The operation, carried out under national police directives targeting transnational crime, illegal employment, and cross-border criminal networks, forms part of a wider crackdown on foreign-run illegal businesses in Thailand.
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Authorities said the action is aimed at protecting public order and maintaining confidence among residents and tourists. Police acted after receiving intelligence that the “Ku Yiu Lin Spa for Health”, located at 202 Moo 4, Map Yang Phon, Pluak Daeng district, Rayong, was presenting itself as a legitimate wellness spa while allegedly offering illicit sexual services to Chinese clients.
Officers from the Investigation Division of Immigration Bureau Region 3 conducted an undercover sting operation, during which services were offered in the form of body-to-body massage with the option of sexual intercourse for 4,500 baht per 50 minutes.
During the operation, officers found two Vietnamese women preparing to provide services in a room on the upper floor of the premises. A search of the two commercial units revealed more than 10 converted rooms across the second and third floors, each fitted with beds and related equipment. Condoms and lubricant were also seized as evidence.
Eight foreign nationals were subsequently arrested, with only one suspect identified, as Ms. Yunping, along with others involved in the operation of the business.
The suspects face multiple charges under the Prostitution Prevention and Suppression Act 1996, the Immigration Act 1979, and the Working of Foreigners Management Emergency Decree 2017 and its amendments. Charges include illegal employment, procurement or facilitation of prostitution, involvement in prostitution premises, and harbouring undocumented migrants.
Authorities also confirmed that National Referral Mechanism screening was carried out to assess potential human trafficking. Investigators concluded that none of the individuals identified during the operation were victims of trafficking.
Thaitabloid reported that immigration authorities stated they will continue intensified nationwide enforcement against foreign-run illegal businesses and organised cross-border crime networks. Officials reiterated that such operations are intended to uphold law enforcement standards, protect public order, and prevent Thailand from being used as a base for illicit activity. Members of the public are encouraged to report suspicious activity to the Immigration Bureau hotline 1178 to support ongoing enforcement efforts.

Picture courtesy of Thaitabloid
Adapted by ASEAN Now Thaitabloid 22 May 2026