https://www.hkfin-jetso.com/blog/hsbc-%e9%81%8b%e7%b1%8c%ef%bc%88advance%ef%bc%89%e5%ae%a2%e6%88%b6%e7%99%bb%e8%a8%98%e5%8f%8a%e6%8a%bd%e7%8d%8e%e5%8f%af%e4%ba%ab%e8%87%b3%e5%b0%91hk50%e7%8d%8e%e8%b3%9e/