Is it illegal to delete the monitored property without permission?

Legal analysis: it does not constitute a crime, but it can be prosecuted in civil and represented by a lawyer.

Legal basis: Article 102 of the Civil Procedure Law of People's Republic of China (PRC). If a litigant participant or other person commits one of the following acts, the people's court may impose a fine or detention according to the seriousness of the case; If the case constitutes a crime, criminal responsibility shall be investigated according to law:

(1) Forging or destroying important evidence, which hinders the people's court from hearing a case;

(2) using violence, threats or bribes to prevent witnesses from testifying or instigating, bribing or coercing others to commit perjury;

(3) Hiding, transferring, selling off or destroying the property that has been sealed up or detained, or transferring the property that has been counted and ordered to be kept;

(4) Insulting, slandering, framing, beating or retaliating against judicial personnel, participants in litigation, witnesses, translators, expert witnesses, inspectors and assisting executors;

(5) Obstructing judicial personnel from performing their duties by violence, threat or other means;

(6) Refusing to perform a legally effective judgment or ruling of the people's court.

The people's court may impose a fine or detention on a unit that commits one of the acts listed in the preceding paragraph; If a crime is constituted, criminal responsibility shall be investigated according to law.