A deposit receipt without a signature is invalid, but it is valid if it is stamped or confirmed by actual performance. The deposit receipt is a written document used to clarify the rights and obligations of both parties. It becomes effective when signed and sealed by both parties, or when it meets the effective conditions agreed by the parties.

Legal Basis

Article 502 of the "People's Republic of China and Civil Code" Contract Effective Time A contract established in accordance with the law shall take effect from the time of establishment, but the law provides otherwise. Unless otherwise agreed by the parties. In accordance with the provisions of laws and administrative regulations, if the contract should be subject to approval and other procedures, the provisions shall be followed. If the failure to go through approval and other procedures affects the effectiveness of the contract, it will not affect the effectiveness of the contract's obligations such as reporting for approval and the effectiveness of related clauses. If the party that should go through the application approval and other procedures fails to perform its obligations, the other party may request that it bear liability for violating such obligations. In accordance with the provisions of laws and administrative regulations, if the modification, transfer, termination, etc. of a contract require approval and other procedures, the provisions of the preceding paragraph shall apply.