Generally, the following materials need to be prepared: 1, Trademark Review Power of Attorney stamped or signed by the applicant (provided by the agency). 2. A copy of the applicant's business license or subject qualification certificate, and a copy of the natural person's ID card. 3. Provide favorable evidential materials that meet the requirements (provided by the agent). 4. Trademark administrative reconsideration refers to the activities of citizens, legal persons or other organizations that the trademark enforcement decisions of the administrative department for industry and commerce infringe upon their legitimate rights and interests, and apply to the administrative department for industry and commerce according to law, and the accepting organ will review the legality and appropriateness of the trademark enforcement decisions in accordance with legal procedures and make corresponding decisions.