Latest Huawei MediaPad M3 user agents:

User Agent	Browser	Platform
Mozilla/5.0 (Linux; U; Android 7.0; zh-cn; BTV-DL09 Build/HUAWEIBEETHOVEN-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/89.0.4389.72 MQQBrowser/12.1 Mobile Safari/537.36 SogouMSE/12.1 COVC/045833	QQ Browser 12	Android 7
Mozilla/5.0 (Linux; U; Android 7.0; en-US; BTV-DL09 Build/HUAWEIBEETHOVEN-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/78.0.3904.108 UCBrowser/13.3.5.1304 Mobile Safari/537.36	UC Browser 13	Android 7
Mozilla/5.0 (Linux; U; Android 7.0; en-US; BTV-DL09 Build/HUAWEIBEETHOVEN-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/57.0.2987.108 UCBrowser/12.2.5.1102 Mobile Safari/537.36	UC Browser 12	Android 7
Mozilla/5.0 (Linux; U; Android 7.0; en-US; BTV-DL09 Build/HUAWEIBEETHOVEN-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/57.0.2987.108 UCBrowser/12.2.1.1108 Mobile Safari/537.36	UC Browser 12	Android 7
Mozilla/5.0 (Linux; U; Android 7.0; en-US; BTV-DL09 Build/HUAWEIBEETHOVEN-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/57.0.2987.108 UCBrowser/12.12.9.1226 Mobile Safari/537.36	UC Browser 12	Android 7
Mozilla/5.0 (Linux; U; Android 6.0; zh-CN; BTV-DL09 Build/HUAWEIBEETHOVEN-DL09) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30	Android Browser	Android 6
Mozilla/5.0 (Linux; U; Android 6.0; en-US; BTV-DL09 Build/HUAWEIBEETHOVEN-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/40.0.2214.89 UCBrowser/11.5.0.1015 Mobile Safari/537.36	UC Browser 11	Android 6
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.141 YaApp_Android/20.120.0 YaSearchBrowser/20.120.0 BroPP/1.0 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 7
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 YaBrowser/20.11.5.124.00 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 7
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 YaBrowser/20.11.5.113.00 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 7
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 YaBrowser/20.11.3.88.00 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 7
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 YaBrowser/20.11.2.69.00 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 7
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 YaBrowser/20.11.1.88.00 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 7
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 YaBrowser/20.11.0.180.00 SA/3 TA/7.1 Mobile Safari/537.36	Yandex Browser 20	Android 7
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 YaBrowser/20.11.0.180.00 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 7
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 YaApp_Android/20.115.0 YaSearchBrowser/20.115.0 BroPP/1.0 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 7
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 YaApp_Android/20.113.0 YaSearchBrowser/20.113.0 BroPP/1.0 SA/3 TA/7.1 Mobile Safari/537.36	Yandex Browser 20	Android 7
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 YaApp_Android/20.113.0 YaSearchBrowser/20.113.0 BroPP/1.0 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 7
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 YaApp_Android/20.112.0 YaSearchBrowser/20.112.0 BroPP/1.0 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 7
Mozilla/5.0 (Linux; arm_64; Android 7.0; BTV-DL09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 YaApp_Android/20.111.0 YaSearchBrowser/20.111.0 BroPP/1.0 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 7