According to Article 233 of the Procedures for Handling Criminal Cases by Public Security Organs (20 12), if it is necessary to freeze the assets of a criminal suspect in financial institutions and other units, it shall be approved by the person in charge of the public security organ at or above the county level, and a notice of assistance in freezing assets shall be made to inform the financial institutions and other units to implement it. Article 236 The time limit for freezing deposits, remittances and other property is six months. The period for freezing bonds, stocks, fund shares and other securities is two years. If it is necessary to extend the time limit for special reasons, it shall go through the formalities of continuing the freezing at the public security organ before the expiration of the freezing period. The time limit for freezing deposits, remittances and other property at one time shall not exceed six months; The longest term of each renewal of bonds, stocks, fund shares and other securities shall not exceed two years. If it continues to freeze, it shall go through the freezing procedures again in accordance with the provisions of Article 233 of these Provisions. Failing to go through the freezing procedures within the time limit, it shall be deemed as automatic thawing.

Legal objectivity:

Article 115 of the Criminal Procedure Law of People's Republic of China (PRC) * * * The public security organs investigate criminal cases that have been put on file, and collect and obtain evidence of the criminal suspect's guilt or innocence, and the crime is light or heavy. An active criminal or a major suspect may be detained in advance according to law, and a criminal suspect who meets the conditions for arrest shall be arrested according to law.