According to the query method, frozen properties are generally not allowed to be unlocked for more than six months. The people's court shall not freeze the bank deposits and other funds of the person subjected to execution for more than six months; If it is necessary for justice, it can be postponed for three months; If the person subjected to execution is suspected of committing a crime and needs to pay compensation or a fine, his bank card account may be permanently frozen. Generally, it will automatically thaw after expiration.

Legal basis: Article 243rd of the Procedures for Handling Criminal Cases by Public Security Organs: The time limit for freezing deposits, remittances, securities trading settlement funds, futures deposits and other property is six months. The maximum period of each freeze shall not exceed six months. For major and complicated cases, with the approval of the person in charge of the public security organ at or above the municipal level, the time limit for freezing deposits, remittances, securities trading settlement funds, futures deposits and other property can be one year. The maximum period of each freeze shall not exceed one year.