Legal analysis: In the preliminary review stage, after approval, the verification team can take investigative measures other than restricting the personal and property rights of the person under investigation to collect evidence, such as obtaining reports on personal matters, reviewing copied documents, Accounts, files and other materials, check asset status and relevant information, conduct appraisal, inspection and inspection, etc. If it is really necessary to take technical investigations or restrict exit measures, the approval procedures must be strictly followed and submitted to the relevant authorities for execution. After the preliminary verification is completed, the verification team shall write a preliminary verification report, listing the basic situation of the person being verified, the main problems reported, the basis for handling and the preliminary verification results, doubtful points, and handling suggestions, which shall be signed by all members of the verification team for future reference.

Legal basis: "Supervision Law of the People's Republic of China" Article 39: After preliminary verification, if the subject of supervision is suspected of committing a duty-related crime and needs to be held legally responsible, the supervisory authority shall follow the prescribed regulations Authority and procedures for filing the case.

After the principal person in charge of the supervisory authority approves the filing of the case in accordance with the law, he shall preside over a special meeting to study and determine the investigation plan and decide on the investigation measures that need to be taken.

The decision to open a case for investigation shall be announced to the person under investigation and informed to relevant organizations. If a serious official violation or official crime is suspected, the family members of the person under investigation shall be notified and released to the public.