https://blog.wongcw.com/2018/12/26/oppo-r17-pro%e7%8e%8b%e8%80%85%e5%ae%9a%e8%a3%bd%e7%89%88%e5%ae%a3%e5%b8%83%ef%bc%9a1%e6%9c%887%e6%97%a5%e8%a6%8b/