https://blog.wongcw.com/2020/03/08/oppo-find-x2%e7%b3%bb%e5%88%97%e9%a6%96%e6%ac%a1%e5%9c%a8%e8%8d%b7%e8%98%ad%e4%b8%8a%e5%b8%82/