https://www.hkfin-jetso.com/blog/%e8%b3%ba%e9%ab%98%e9%81%9420%e5%8d%b0%e8%8a%b1%ef%bd%9c%e6%94%af%e4%bb%98%e5%af%b6hk-x-%e9%ba%a5%e7%95%b6%e5%8b%9e%e9%99%90%e6%99%82%e5%84%aa%e6%83%a0/