According to your answer to the question below, as long as it is the true intention of the client, and the signature is valid. In terms of effectiveness, the notarized power of attorney will have more credibility.
a power of attorney
In a lawsuit, it refers to the certificate that the agent is authorized to obtain the qualification of litigation agent and conduct litigation for the principal. Its contents mainly include the entrusted matters and agency authority, which shall be signed or sealed by the principal. However, in the process of other civil legal acts, there may also be legal documents with authorization. In fact, this kind of power of attorney will be formed by contract, which will delegate some personal powers to others. The most common one is used for property management. For example, if the owner has emigrated to a foreign country and the owner is in Hong Kong, he can appoint a credible person to manage the property for him, or he can ask the trustee to rent or sell the property for him through the power of attorney.
Validity of power of attorney issued by overseas parties
The people shall examine the power of attorney issued by the overseas party according to the specific conditions of different parties. For a natural person, the power of attorney shall be issued by the person himself or his legal guardian. For a legal person, the power of attorney shall be issued by his legal representative or the department or individual that has the power to issue the power of attorney. If it belongs to another organization, it shall be issued by the person in charge. The power of attorney issued by the above parties shall be notarized and authenticated, otherwise it has no legal effect.