Carta Circular Externa DSP-0247-2026, Subject: New CENIT Participant CENIT – TUYA S.A

Document No: OT/PF/AUG/2026/147845 Directed to: NATIONAL INTERBANK ELECTRONIC COMPENSATION PARTICIPANTS – CENIT Subject: New CENIT Participant CENIT – TUYA S.A

Dear Sir/Madam:

We are pleased to inform you that the TUYA S.A. Financing Company, with Tax ID Number (NIT) 860.032.330-3, begins its participation in the National Interbank Electronic Compensation (CENIT) service starting August 12, 2026.

TUYA S.A. Financing Company will participate as an Authorized Receiving Entity for credit entries through the CENIT system, using its 16-digit electronic deposit account product.

For its operation, CENIT administration has assigned it the CENIT Compensation Code 1026.

In accordance with the above, we thank you for taking careful note of this new development and making the technical and operational adjustments as necessary, in order to avoid any issues with the entry of this new entity.

We welcome TUYA S.A. and thank you for being a CENIT Participant.

Cordial greeting,

ANA CAROLINA RAMIREZ PINEDA Deputy Director PAYMENT SYSTEMS DEPARTMENT DSP-0247-2026 Date: Monday, August 3, 2026