Latest Lenovo X2 user agents:

User Agent	Browser	Platform
Mozilla/5.0 (Linux; U; Android 5.0; ru; Lenovo X2-EU Build/LRX21M) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 UCBrowser/9.9.2.467 U3/0.8.0 Mobile Safari/534.30	UC Browser 9	Android 5
Mozilla/5.0 (Linux; U; Android 5.0; ru; Lenovo X2-EU Build/LRX21M) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 UCBrowser/9.9.2.467 U3/0.8.0 Mobile Safari/533.1	UC Browser 9	Android 5
Mozilla/5.0 (Linux; U; Android 5.0; en-US; Lenovo X2-EU Build/LRX21M) 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 5
Mozilla/5.0 (Linux; U; Android 5.0; en-US; Lenovo X2-EU Build/LRX21M) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 UCBrowser/10.10.8.820 U3/0.8.0 Mobile Safari/534.30	UC Browser 10	Android 5
Mozilla/5.0 (Linux; U; Android 4.4.2; ru-ru; Lenovo X2-EU Build/KOT49H) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/30.0.0.0 Mobile Safari/537.36 Hawk/QuickBrowser/2.2.8.21787	Hawk Quick Browser 2	Android 4
Mozilla/5.0 (Linux; U; Android 4.4.2; en-US; Lenovo X2-EU Build/KOT49H) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 UCBrowser/11.0.5.850 U3/0.8.0 Mobile Safari/534.30	UC Browser 11	Android 4
Mozilla/5.0 (Linux; arm; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.85 YaBrowser/21.11.0.251.00 SA/3 Mobile Safari/537.36	Yandex Browser 21	Android 5
Mozilla/5.0 (Linux; arm; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.85 YaApp_Android/21.117.1 YaSearchBrowser/21.117.1 BroPP/1.0 SA/3 Mobile Safari/537.36	Yandex Browser 21	Android 5
Mozilla/5.0 (Linux; arm; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.216 YaBrowser/21.5.2.110.00 SA/3 Mobile Safari/537.36	Yandex Browser 21	Android 5
Mozilla/5.0 (Linux; arm; Android 5.0; Lenovo X2-EU) 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 5
Mozilla/5.0 (Linux; arm; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.135 YaBrowser/20.8.3.71.00 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 5
Mozilla/5.0 (Linux; arm; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 YaBrowser/20.6.3.54.00 SA/3 Mobile Safari/537.36	Yandex Browser 20	Android 5
Mozilla/5.0 (Linux; arm; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.117 YaBrowser/20.2.2.127.00 Mobile Safari/537.36	Yandex Browser 20	Android 5
Mozilla/5.0 (Linux; arm; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/77.0.3865.120 YaBrowser/19.10.2.116.00 Mobile Safari/537.36	Yandex Browser 19	Android 5
Mozilla/5.0 (Linux; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.74 Mobile Safari/537.36	Chrome Mobile 95	Android 5
Mozilla/5.0 (Linux; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.85 Mobile Safari/537.36 OPR/66.2.3445.62346	Opera Mobile 66	Android 5
Mozilla/5.0 (Linux; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.131 Mobile Safari/537.36	Chrome Mobile 92	Android 5
Mozilla/5.0 (Linux; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.120 Mobile Safari/537.36	Chrome Mobile 91	Android 5
Mozilla/5.0 (Linux; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.105 Mobile Safari/537.36 OPR/63.3.3216.58675	Opera Mobile 63	Android 5
Mozilla/5.0 (Linux; Android 5.0; Lenovo X2-EU) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.105 Mobile Safari/537.36	Chrome Mobile 89	Android 5