Legal analysis: Foot bath shops involving erotic massage and masturbation are illegal acts of prostitution and whoring, which need administrative punishment.

Legal basis: Article 66 of the Law of People's Republic of China (PRC) on Public Security Administration Punishment stipulates that those who engage in prostitution or whoring shall be detained for more than 10 days and less than 15 days, and may also be fined less than 5,000 yuan; If the circumstances are minor, they shall be detained for not more than five days or fined not more than five hundred yuan.