Is it illegal to send messages all the time to harass?

Legal analysis: SMS harassment is an illegal act, and the public security organs impose administrative penalties according to the Law on Public Security Administration Punishment.

Legal basis: Article 42 of the Law of People's Republic of China (PRC) on Public Security Administration Punishment: Anyone who commits one of the following acts shall be detained for less than 5 days or fined for less than 500 yuan; If the circumstances are serious, he shall be detained for more than 5 days 10 days, and may also be fined up to 500 yuan:

(1) writing threatening letters or threatening the personal safety of others by other means;

(2) publicly insulting others or fabricating facts to slander others;

(3) fabricating facts, falsely accusing and framing others, and attempting to subject others to criminal investigation or public security administration punishment;

(4) Threatening, insulting, beating or retaliating against witnesses and their close relatives;

(5) sending obscene, insulting, intimidating or other information for many times to interfere with the normal life of others;

(six) voyeurism, sneak shots, eavesdropping, spreading the privacy of others.