Is entering a dormitory and stealing considered theft?

Belongs to.

The "Interpretation of Several Issues Concerning the Application of Laws in Handling Criminal Cases of Theft" has corresponding provisions:

Article 3 If theft occurs three or more times within two years, it shall be deemed as "multiple theft" . Anyone who illegally invades a residence that is relatively isolated from the outside world and commits theft shall be deemed as "housebreaking theft".

Whoever carries guns, explosives, controlled knives and other weapons expressly prohibited by the state to commit theft, or carries other weapons that endanger the personal safety of others to commit crimes, shall be deemed as "theft with a weapon."

Extended content:?

Relevant legal provisions of "Interpretation on Several Issues Concerning the Application of Laws in Handling Criminal Cases of Theft":?

Article 7 Amount of public and private property stolen If the perpetrator pleads guilty, regrets, returns the stolen goods, returns compensation, and meets one of the following circumstances, and the circumstances are minor, he may not be prosecuted or be exempted from criminal punishment; when necessary, administrative penalties may be imposed by relevant departments:

(4) Other cases where the circumstances are minor and the harm is not great.

Article 8 If someone steals the property of a family member or close relative and obtains their understanding, it may generally not be considered a crime; if criminal liability is pursued, lenience shall be exercised as appropriate.

Baidu Encyclopedia--"Explanation of Several Issues Concerning the Application of Laws in Handling Criminal Cases of Theft"