China People's Bank Yin Fu [2008] No.9 "Reply on Issues Concerning the Replacement of Bank Settlement Account's Reserved Seal": "II. According to Article 17 of the Implementation Rules, the bank seal reserved by the unit depositor refers to the official seal or special financial seal of the unit plus the signature of the legal representative or its authorized agent. When a unit depositor replaces the official seal or special financial seal in the reserved bank signature, its bank shall handle it according to Article 63 of the Household Administration Measures and Article 44 of the Implementation Rules. If a unit depositor changes the signature of its legal representative or its authorized agent in the reserved bank signature, its bank shall handle it in accordance with the provisions of Article 45 of the Implementation Rules. "

Measures for the administration of RMB bank settlement accounts Article 63 Depositors shall strengthen the management of reserved bank signatures. If the unit loses the reserved official seal or special financial seal, it shall issue a written application, account opening registration certificate, business license and other relevant supporting documents to the account opening bank; When replacing the reserved official seal or special financial seal, a written application, the original reserved signature style and other relevant supporting documents shall be issued to the account opening bank. When an individual loses, replaces the reserved personal seal or changes the signer, he shall issue a written application with signature confirmation to the bank where the account is opened, and attach the original reserved seal or the personal identification certificate of the signer. The bank shall keep the corresponding copy, and handle the change of the reserved bank signature accordingly.

Detailed Rules for the Implementation of the Measures for the Administration of RMB Bank Settlement Accounts Article 44 When a unit depositor applies for replacing the reserved official seal or special financial seal, it shall submit a written application, the original reserved official seal or special financial seal and other relevant supporting materials to the bank where the account is opened. Where a unit depositor applies for replacing the reserved official seal or special financial seal, but cannot provide the original reserved official seal or special financial seal, it shall issue the original printed card, account opening permit, original business license, judicial department certificate and other relevant supporting documents to the account opening bank. Unit depositors can directly apply for replacing the reserved official seal or special financial seal by the legal representative or the person in charge of the unit, or authorize others to handle it. Directly handled by the legal representative or the person in charge of the unit, in addition to the corresponding supporting documents, the identity certificate of the legal representative or the person in charge of the unit shall also be issued; Entrust others to handle, in addition to the corresponding documents, it shall also issue the identity certificate of the legal representative or person in charge of the unit and the power of attorney issued by it, as well as the identity certificate of the authorized person.

Forty-fifth unit depositors to apply for the replacement of the reserved personal signature, can be handled directly by the legal representative or the person in charge of the unit, can also authorize others to handle. If it is handled directly by the legal representative or the person in charge of the unit, a written application with the official seal of the unit and the identity certificate of the legal representative or the person in charge of the unit shall be issued. If it is entrusted to others, it shall issue a written application with the official seal of the unit, the identity certificate of the legal representative or person in charge of the unit, the power of attorney issued by it and the identity certificate of the authorized person. If the identity certificate of the legal representative or the person in charge of the unit cannot be issued, a written application with the official seal of the unit, the power of attorney issued by the unit and the identity certificate of the authorized person shall be issued.