1. A copy of the business license of the applicant for well-known trademark recognition; 2. If the applicant for well-known trademark recognition entrusts a trademark agency to act as an agent, a power of attorney signed by the applicant, or a letter of authorization signed by the applicant, or the applicant and the trademark The entrustment agreement (contract) signed by the agency; 3. The main economic indicators of the main goods or services using the trademark in the past three years; 4. The sales or operation status and regions of the main goods or services using the trademark at home and abroad; 5. The registration status of the trademark at home and abroad; 6. The advertising release of the trademark in recent years; 7. The earliest use and continuous use time of the trademark; 8. Other documents proving the trademark’s popularity.

Legal basis:

Article 13 of the Trademark Law of the People's Republic of China: If the holder of a trademark that is well known to the relevant public believes that its rights have been infringed, You may apply for well-known trademark protection in accordance with the provisions of this Law. If a trademark applied for registration on the same or similar goods is a copy, imitation or translation of someone else's well-known trademark that has not been registered in China and is likely to cause confusion, it will not be registered and its use will be prohibited. If a trademark applied for registration for different or dissimilar goods is a copy, imitation or translation of a well-known trademark already registered in China by others, misleading the public and causing possible damage to the interests of the registrant of the well-known trademark, registration will not be granted and use will be prohibited.