Legal analysis: 1. Registration principles.

2. First-to-apply principle.

3. The principle of good faith.

4. Principle of voluntary registration.

5. Principles of centralized registration and hierarchical management.

6. The principle of parallel administrative protection and judicial protection.

Legal basis: "Trademark Law of the People's Republic of China"

Article 2 The Trademark Office of the Industrial and Commercial Administration Department of the State Council is responsible for the national trademark registration and management.

The Administration for Industry and Commerce of the State Council has established a Trademark Review and Adjudication Committee to handle trademark disputes.

Article 5: Two or more natural persons, legal persons or other organizations may apply to the Trademark Office to register the same trademark at the same time, and jointly enjoy and exercise the exclusive right to the trademark.