Legal analysis: Judicial freezing is generally 6 months. After the expiration of 6 months, the police can renew the freezing as needed. The renewal period is also 6 months. There is no legal limit on the number of renewals. limit. If it is necessary to extend the freezing period, the freezing procedures should be continued before the expiration of the freezing period in accordance with the original approval authority and procedures.

Legal basis: "Regulations on the Procedures of Public Security Organs for Handling Criminal Cases" Article 237: Based on the needs of investigating crimes, public security organs may inquire and freeze the deposits, remittances and securities of criminal suspects in accordance with regulations. Transaction settlement funds, futures margin and other funds, bonds, stocks, fund shares and other securities, as well as property such as equity, policy rights and other investment rights, and can require the cooperation of relevant units and individuals.