Legal analysis: 1. As long as it is the true intention of both parties and the entrusted matters do not violate the current laws and regulations, the power of attorney is legal and effective. 2. If it is a foreign-related civil power of attorney, it needs to be notarized by a notary office before it has legal effect. According to relevant laws and regulations, 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 principal.
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.