https://blog.wongcw.com/2019/08/03/%e8%8f%af%e7%82%ba%e6%99%ba%e8%83%bd%e6%89%8b%e6%a9%9f%e5%9e%8b%e8%99%9f%ef%bc%9ap300%ef%bc%8cp400%e5%92%8cp500/
華為智能手機型號:P300,P400和P500