Legal analysis: not necessarily. If the fingerprint is not pressed, but the signature is signed, it is valid, and the signature and seal have the same effect. In addition to the general notarization of the power of attorney, if it is a notarized document made by the owner abroad, it needs to be certified by the Chinese embassy or consulate in that country; If the notarized power of attorney made by the vehicle owner in Hong Kong/Macau, it is necessary to affix the special seal of China Legal Services (Hong Kong/Macau) Co., Ltd. and send the notarized document to Hong Kong/Macau. The notarization of power of attorney is a notarized document that proves the authenticity and legality of the unilateral authorization of the client according to law. The notarization of the power of attorney shall be applied to the notary office by the parties themselves.

Legal basis: Article 165 of the Civil Code of People's Republic of China (PRC) * * * If the power of attorney is in written form, the power of attorney shall specify the agent's name, agency matters, authority and time limit, and shall be signed or sealed by the client.