A Queens woman is facing prostitution charges following an undercover investigation conducted at a Syosset spa, according to Nassau police.

Detectives say the investigation on Friday night concluded that illegal massages were being performed at K. Gelane Spa on Jackson Avenue.

Qiaoling Ma, 40, was taken into custody at the scene around 5:50 p.m.

Police say she is also charged with unauthorized practice of a profession.

She was released on an appearance ticket and is scheduled to appear at First District Court on Aug. 20.