Legal analysis: the trademark authorization letter writing format: first of all, the name of the two sides, the main qualification certificate, address, contact information and so on. Secondly, write the details of the trademark is licensed. Then write the trademark license price and payment. The licensed use of the trademark, the rights and obligations of both parties. Finally, it states how disputes will be handled and the remaining matters to be agreed upon, including the liability for breach of contract. It is recommended that professionals be commissioned to draft on your behalf.

Legal basis: "the Chinese people's *** and the State Trademark Law" Article 43 The trademark registrant may, by signing a trademark license contract, licensing others to use their registered trademarks. The licensor shall supervise the licensee to use its registered trademark quality of goods. The licensee shall ensure the use of the registered trademark quality of goods. Licensed to use another person's registered trademark, the use of the registered trademark of the goods must be marked with the name of the licensee and the origin of the goods. Permit others to use their registered trademarks, the licensor shall report its trademark license for the record by the Trademark Office, the Trademark Office announcement. Trademark license without record shall not be against the bona fide third party.