Latest MTC Smart Bit user agents:

User Agent	Browser	Platform
Mozilla/5.0 (Linux; Android 10; Smart Bit) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.88 Mobile Safari/537.36	Chrome Mobile 91	Android 10
Mozilla/5.0 (Linux; Android 10; Smart Bit) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.120 Mobile Safari/537.36	Chrome Mobile 91	Android 10
Mozilla/5.0 (Linux; Android 10; Smart Bit) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.91 Mobile Safari/537.36	Chrome Mobile 90	Android 10
Mozilla/5.0 (Linux; Android 10; Smart Bit) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Mobile Safari/537.36	Chrome Mobile 81	Android 10
Mozilla/5.0 (Linux; Android 10; Smart Bit Build/QP1A.190711.020) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Mobile Safari/537.36	Chrome Mobile 81	Android 10