Legal analysis: When entrusting a trademark agency to apply for trademark registration, a power of attorney must be submitted at the same time as the application, clarifying the entrustment rights (it cannot be reissued later). The power of attorney must be signed and sealed by the principal to be effective. The power of attorney is not required to be original, but it is best to use the original. The power of attorney does not need to be notarized or authenticated. If the client is a foreigner or a foreign enterprise, the nationality of the client should be stated in the power of attorney and the Chinese translation of the foreign document should be attached. Notarization and authentication procedures for relevant documents shall be handled in accordance with the principle of reciprocity.

Legal basis: "People's Republic of China and Civil Code"

Article 919 An entrustment contract is an agreement between the client and the trustee, and the trustee shall handle the client's affairs. business contract.

Article 922 The client shall handle the entrusted affairs in accordance with the client’s instructions. If it is necessary to change the principal's instructions, the principal's consent must be obtained; if it is difficult to contact the principal due to an emergency, the trustee shall properly handle the entrusted affairs, but shall report the situation to the principal in a timely manner afterwards.