usable
For quantum call technology, Tianyi Terminal also said: compared with traditional information encryption technology, quantum encryption technology has higher security. The quantum secure SIM card with domestic chip is adopted, and the quantum secure middleware is independently developed to complete the encryption and decryption of VoLTE voice data on the mobile phone side, effectively preventing calls from being monitored during network transmission, and realizing end-to-end high-definition voice security calls.
Each time the user initiates \"quantum secret talk\