https://blog.wongcw.com/2020/04/26/5g%e9%82%84%e6%98%af4g%e9%a6%99%ef%bc%9f%e8%b6%99%e6%98%8e%ef%bc%9a%e4%bb%8a%e5%a4%a970%e4%bb%a5%e4%b8%8a%e7%9a%84%e4%ba%ba%e4%bb%8d%e5%9c%a8%e8%b3%bc%e8%b2%b74g%e6%89%8b%e6%a9%9f/
5G還是4G香?趙明:今天70%以上的人仍在購買4G手機