Dear Customer,

We hereby inform you that if you are using a +86 phone number, the SMS signature you receive will be changed to “深圳圆璧科技”. This change will take effect on 30 September 2025 (the “Effective Date”).

Please note the new signature when receiving messages. If you have any questions, please contact us via the RD App or email at [care@rd.group].

RD Technologies