1. Is it a famous brand? The key depends on whether it is filed in the customs intellectual property system. As long as it can be found in the customs intellectual property system and has the same category, it will be recognized as a well-known trademark by the customs.

2. The export of brand-name goods requires the authorization of the brand, and can be found in the customs system before export.

3. In this case, the logo of the airline has been filed in the customs intellectual property system, and it can be determined that the brand is a famous brand. If export declaration is required, the brand owner must provide authorization. Failure to provide authorization shall be regarded as infringement.

Customs always attaches great importance to the protection of intellectual property rights. If unauthorized brand export declaration is found, it will be regarded as illegal behavior, fines, confiscation, etc. Penalties will be imposed according to different situations, and serious cases will be handed over to judicial organs for handling.