TMC TONGXIN MICRO

Johannesburg – September 15, 2026 -- Tongxin Microelectronics (TMC TONGXIN MICRO) unveiled its THD89 payment chip series and E450R open-architecture security chip at Seamless Africa 2026, held September 8-9 in Johannesburg, positioning the Chinese semiconductor firm deeper into Africa's digital finance and identity infrastructure market.

THD89 becomes first China-developed chip to secure CC EAL6+ certification

The THD89 payment product line is used in smart payment cards compatible with UnionPay, Visa, Mastercard and JCB networks, protecting transactions for hundreds of millions of cardholders globally.

Johannesburg – September 11, 2026 -- Tongxin Microelectronics (TMC TONGXIN MICRO) has shipped over 27 billion chips globally and secured the digital identities of more than 1 billion citizens worldwide, the company disclosed at Seamless Africa 2026, held September 8-9.

China-developed chip achieves CC EAL6+ certification for global payment networks

TMC TONGXIN MICRO presented its THD89 Family, which it says is the first China-developed security chip to receive CC EAL6+ certification. The series secures payment cards for UnionPay, Visa, Mastercard and JCB, covering hundreds of millions of cardholders.

RISC-V based chip enters mass production at Chinese banks

The company also showcased the E450R, described as the world's first open architecture security chip, built on RISC-V hardware and its OpenPlatform software. State-owned and joint-stock banks in China have already deployed tens of millions of units.