https://blog.wongcw.com/2021/07/16/canalys%ef%bc%9a%e5%b0%8f%e7%b1%b3%e7%ac%ac%e4%ba%8c%e5%ad%a3%e5%ba%a6%e5%85%a8%e7%90%83%e6%99%ba%e8%83%bd%e6%89%8b%e6%a9%9f%e5%b8%82%e5%a0%b4%e4%bd%94%e6%9c%89%e7%8e%87%e9%81%9417-%e9%a6%96%e6%ac%a1/