Why is space talk about things with propaganda automatically deleted?

QQ Space says it is illegal to delete it automatically in a short time. The system automatically deleted it.

1 Oppose the basic principles stipulated in the Constitution;

Endangering national security, revealing state secrets, subverting state power and undermining national unity;

(3) damaging the honor and interests of the state;

4. Inciting national hatred and discrimination and undermining national unity;

5. Destroying the state's religious policy and propagating cults and feudal superstitions;

6 spreading rumors, disturbing social order and undermining social stability;

Spreading obscenity, gambling, violence, murder, self-mutilation, terror or abetting a crime;

Insult or slander others and infringe upon their legitimate rights and interests;

9. Infringe upon other people's intellectual property rights, business secrets and other legal rights;

10 fabricating facts, concealing the truth to mislead or deceive others;

1 1 Publish, transmit or disseminate advertising information and spam;

12 Acts prohibited by other laws and regulations.