The circle R is the mark of "registered trademark", which means that the trademark has been applied for registration with the National Trademark Office and has been reviewed and approved by the Trademark Office to become a registered trademark. The R in the circle is the initial letter of register in English. When used in trademarks, it means registered trademark. my country's Trademark Law Implementation Regulations stipulate that when using a registered trademark, you can mark "registered" on the product, product packaging, instructions or other attachments. Trademark" or registered mark. Registration marks include (note plus ○) and (R plus ○). When using a registered mark, it should be marked on the upper right corner or lower right corner of the trademark. Achievements display:?