$GTCH news alert: March 25, 2021 (GLOBE NEWSWIRE) -- GBT Technologies Inc. (OTC PINK: GTCH) ("GBT” or the “Company”), the design of its long range radio prototype design incorporates a thermal control system for efficient heat dissipation. Advanced thermal engineering efforts are invested to ensure reliable operation of the Infinia radio system. The design includes a forced air-cooling system that includes special intake, outtake and fanning components to maintain optimal operational temperature.