Legal analysis: Yes, the power of attorney needs the signature of the trustee. When entrusting others to exercise their legitimate rights and interests on their behalf, the client shall show the legal documents of the client when exercising his power. The trustor shall not abandon the entrusted matters for any reason.

Legal basis: Article 224 of the Criminal Law of People's Republic of China (PRC) defrauds the other party of property for the purpose of illegal possession in the process of signing and performing the contract. If the amount is relatively large, he shall be sentenced to fixed-term imprisonment of not more than three years or criminal detention, and shall also or only be fined; If the amount is huge or there are other serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years and shall also be fined; If the amount is especially huge or there are other especially serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than 10 years or life imprisonment, and shall also be fined or confiscated.