R is the first letter of "registed", which means registered in Chinese. The trademarks with this mark have been successfully registered, that is, they have been approved by the Trademark Office and have obtained the trademark patent. Have the right and enjoy legal protection.

Registered trademarks are proprietary and exclusive. Without the permission or authorization of the registered trademark owner, no other person or enterprise may use the registered trademark within the approved scope, otherwise they will bear infringement liability.