xiaomi
https://www.bilibili.com/video/av23052183
http://www.miui.com/thread-11273745-1-1.html
http://www.miui.com/thread-10314113-1-1.html
http://www.miui.com/thread-11363672-1-1.html
https://github.com/daliansky/XiaoMi-Pro
https://tieba.baidu.com/p/5597814451?red_tag=0514160602
http://bbs.pcbeta.com/viewthread-1771222-1-1.html
https://www.v2ex.com/t/451297