TYNGSBOROUGH — Tyngsborough Police, as a result of a monthslong investigation, charged a Lancaster woman with keeping and maintaining a house of prostitution and sexual conduct for a fee.
CHUN XIANG CAO, age 60, of LANCASTER, was charged with:
- Keeping a House of Prostitution
- Maintaining a House of Prostitution
- Sexual Conduct for a Fee
In May 2025, Tyngsborough Police were contacted by Somerset Police regarding an investigation into a pair of businesses that were operating in Somerset and Tyngsborough.
In the following weeks and months, Tyngsborough Police and Troopers from the Massachusetts State Police High Risk Victim Unit conducted surveillance of the Healthy Wellness Spa at 130 Middlesex Road, Unit 1. The Middlesex Sheriff’s Office provided critical language translation support.
As a result of the investigation, Tyngsborough Police Detectives executed a search warrant at the Healthy Wellness Spa. During the search, detectives seized U.S. currency, a ledger containing client information, and additional items believed to be connected to ongoing criminal activity.
Police also obtained an arrest warrant for the manager of the business, identified as CAO.
CAO was arraigned in Lowell District Court, where she was released on personal recognizance. She is scheduled to be back in court on March 11.
Tyngsborough Police would like to thank Massachusetts State Police, Somerset Police, and the Middlesex Sheriffs Office for their assistance with this investigation.
Anyone with information regarding this matter is encouraged to call Tyngsborough Police at 978-649-7504.
These are allegations. All defendants are innocent until proven guilty in a court of law.