https://blog.wongcw.com/2022/09/19/%e8%90%ac%e7%89%a9%e9%9b%b2%e6%ad%a3%e5%bc%8f%e9%96%8b%e5%95%9fipo%e8%b7%af%e6%bc%94%e5%b0%87%e6%88%90%e6%b8%af%e8%82%a1%e4%bb%8a%e5%b9%b4%e4%bb%a5%e4%be%86%e6%9c%80%e5%a4%a7ipo/