Legal analysis: OEM production is an infringement of the exclusive rights of registered trademarks and is illegal. Without the permission of the trademark registrant, using a trademark that is similar to its registered trademark on the same product, or using a trademark that is the same or similar to its registered trademark on similar products, may easily lead to confusion

Legal basis: " Article 57 of the Trademark Law of the People's Republic of China: Anyone who commits any of the following acts shall infringe upon the exclusive right to use a registered trademark: (1) Using a registered trademark on the same product without the permission of the trademark registrant The same trademark; (2) Using a trademark that is similar to the registered trademark on the same product without the permission of the trademark registrant, or using a trademark that is the same or similar to the registered trademark on similar products, which is likely to cause confusion; ( 3) Selling goods that infringe the exclusive rights of registered trademarks; (4) Forging or manufacturing registered trademarks of others without authorization or selling counterfeit or unauthorized registered trademarks; (5) Changing the registered trademark without the consent of the trademark registrant and Putting the goods with the changed trademark back into the market (6) Deliberately providing facilities for infringing the exclusive rights of others' trademarks and helping others to infringe the exclusive rights of trademarks; (7) Causing other damage to others' exclusive rights to registered trademarks.