https://www.hkfin-jetso.com/blog/%e9%ab%98%e9%81%9410%e7%8f%be%e9%87%91%e5%88%b8%e5%9b%9e%e8%b4%88%ef%bc%81%e4%b8%ad%e9%8a%80%e4%bf%a1%e7%94%a8%e5%8d%a1-x-%e6%96%b0%e5%9f%8e%e5%b8%82%e5%bb%a3%e5%a0%b4-%e7%b0%bd%e8%b3%ac%e5%84%aa/