![A man walks past a panel at a bank displaying the closing blue chip Hang Seng Index in Hong Kong June 20. The territory's stocks soared to a sharply higher close on A man walks past a panel at a bank displaying the closing blue chip Hang Seng Index in Hong Kong June 20. The territory's stocks soared to a sharply higher close on](https://c8.alamy.com/comp/2D5BHBB/a-man-walks-past-a-panel-at-a-bank-displaying-the-closing-blue-chip-hang-seng-index-in-hong-kong-june-20-the-territorys-stocks-soared-to-a-sharply-higher-close-on-monday-boosted-by-news-of-the-governments-plan-to-list-its-large-equity-holdings-in-a-unit-trust-and-brokers-said-the-index-would-set-new-year-highs-in-coming-days-the-hang-seng-index-vaulted-58596-points-or-437-percent-to-close-at-1399423-after-setting-a-new-year-high-of-1399999-on-the-back-of-a-surge-in-turnover-to-hk1209-billion-bytan-2D5BHBB.jpg)
A man walks past a panel at a bank displaying the closing blue chip Hang Seng Index in Hong Kong June 20. The territory's stocks soared to a sharply higher close on
![A man walks past a panel displaying the fresh closing peak Hang Seng Index in Hong Kong, China January 17, 2018. REUTERS/Bobby Yip Stock Photo - Alamy A man walks past a panel displaying the fresh closing peak Hang Seng Index in Hong Kong, China January 17, 2018. REUTERS/Bobby Yip Stock Photo - Alamy](https://c8.alamy.com/comp/2CHNEJ1/a-man-walks-past-a-panel-displaying-the-fresh-closing-peak-hang-seng-index-in-hong-kong-china-january-17-2018-reutersbobby-yip-2CHNEJ1.jpg)
A man walks past a panel displaying the fresh closing peak Hang Seng Index in Hong Kong, China January 17, 2018. REUTERS/Bobby Yip Stock Photo - Alamy
![A panel inside a bank displays the closing Hang Seng Index in Hong Kong January 16, 2008. The benchmark blue-chip index ended the day at 24,450.85 points, 1,386.93 points down on the A panel inside a bank displays the closing Hang Seng Index in Hong Kong January 16, 2008. The benchmark blue-chip index ended the day at 24,450.85 points, 1,386.93 points down on the](https://c8.alamy.com/comp/2E78AW5/a-panel-inside-a-bank-displays-the-closing-hang-seng-index-in-hong-kong-january-16-2008-the-benchmark-blue-chip-index-ended-the-day-at-2445085-points-138693-points-down-on-the-previous-close-reutersbobby-yip-china-2E78AW5.jpg)
A panel inside a bank displays the closing Hang Seng Index in Hong Kong January 16, 2008. The benchmark blue-chip index ended the day at 24,450.85 points, 1,386.93 points down on the
![A passerby looks at a panel displaying the closing Hang Seng Index in Hong Kong September 12, 2001. The territory's key share index lost 8.87 percent or 923.74 points to close at A passerby looks at a panel displaying the closing Hang Seng Index in Hong Kong September 12, 2001. The territory's key share index lost 8.87 percent or 923.74 points to close at](https://c8.alamy.com/comp/2D3GJED/a-passerby-looks-at-a-panel-displaying-the-closing-hang-seng-index-in-hong-kong-september-12-2001-the-territorys-key-share-index-lost-887-percent-or-92374-points-to-close-at-949362-its-biggest-one-day-percentage-drop-since-the-1997-98-asian-financial-crisis-in-reaction-to-devastating-atacks-on-landmarks-in-new-york-and-washington-which-shook-investor-confidence-worldwide-reutersbobby-yip-byrcs-2D3GJED.jpg)
A passerby looks at a panel displaying the closing Hang Seng Index in Hong Kong September 12, 2001. The territory's key share index lost 8.87 percent or 923.74 points to close at
![A passerby looks at the closing Hang Seng Index (HSI) outside a bank in Hong Kong October 26, 2007. Hong Kong blue chips jumped 1.8 percent on Friday, staying firmly above the A passerby looks at the closing Hang Seng Index (HSI) outside a bank in Hong Kong October 26, 2007. Hong Kong blue chips jumped 1.8 percent on Friday, staying firmly above the](https://c8.alamy.com/comp/2D1CK8J/a-passerby-looks-at-the-closing-hang-seng-index-hsi-outside-a-bank-in-hong-kong-october-26-2007-hong-kong-blue-chips-jumped-18-percent-on-friday-staying-firmly-above-the-key-30000-level-for-the-first-time-with-property-stocks-hitting-records-stoked-by-a-weak-us-dollar-and-speculation-of-a-rate-cut-by-the-federal-reserve-which-meets-next-week-reutersbobby-yip-china-2D1CK8J.jpg)
A passerby looks at the closing Hang Seng Index (HSI) outside a bank in Hong Kong October 26, 2007. Hong Kong blue chips jumped 1.8 percent on Friday, staying firmly above the
![Office workers walk past a panel displaying the closing Hang Seng Index in Hong Kong October 28, 2008. Hong Kong shares extended gains to close 14.4 percent higher on Tuesday, in their Office workers walk past a panel displaying the closing Hang Seng Index in Hong Kong October 28, 2008. Hong Kong shares extended gains to close 14.4 percent higher on Tuesday, in their](https://c8.alamy.com/comp/2D299PF/office-workers-walk-past-a-panel-displaying-the-closing-hang-seng-index-in-hong-kong-october-28-2008-hong-kong-shares-extended-gains-to-close-144-percent-higher-on-tuesday-in-their-biggest-percentage-gain-in-11-years-as-volumes-picked-up-in-the-closing-auction-ahead-of-the-futures-expiry-this-week-reutersbobby-yip-china-2D299PF.jpg)
Office workers walk past a panel displaying the closing Hang Seng Index in Hong Kong October 28, 2008. Hong Kong shares extended gains to close 14.4 percent higher on Tuesday, in their
![The closing Hang Seng Index is displayed on a panel at a bank in Hong Kong April 19, 2006. The territory's blue chips finished up 1.16 percent at fresh 5-1/2 year highs The closing Hang Seng Index is displayed on a panel at a bank in Hong Kong April 19, 2006. The territory's blue chips finished up 1.16 percent at fresh 5-1/2 year highs](https://c8.alamy.com/comp/2D273NG/the-closing-hang-seng-index-is-displayed-on-a-panel-at-a-bank-in-hong-kong-april-19-2006-the-territorys-blue-chips-finished-up-116-percent-at-fresh-5-12-year-highs-on-wednesday-as-property-issues-rode-fading-interest-rate-worries-to-8-12-year-highs-and-record-metals-prices-boosted-commodity-companies-turnover-was-hk477-billion-us61-billion-the-second-most-active-mainboard-trading-day-ever-according-to-exchange-officials-reutersbobby-yip-2D273NG.jpg)
The closing Hang Seng Index is displayed on a panel at a bank in Hong Kong April 19, 2006. The territory's blue chips finished up 1.16 percent at fresh 5-1/2 year highs
![A panel displaying the closing Hang Seng Index is shown with a reflection of business buildings in Hong Kong February 3, 2006. Hong Kong stocks slid on Friday, suffering their biggest loss A panel displaying the closing Hang Seng Index is shown with a reflection of business buildings in Hong Kong February 3, 2006. Hong Kong stocks slid on Friday, suffering their biggest loss](https://c8.alamy.com/comp/2E75WND/a-panel-displaying-the-closing-hang-seng-index-is-shown-with-a-reflection-of-business-buildings-in-hong-kong-february-3-2006-hong-kong-stocks-slid-on-friday-suffering-their-biggest-loss-in-eight-weeks-on-concern-interest-rates-in-the-us-and-at-home-may-head-higher-prompting-declines-in-oil-and-property-issues-the-benchmark-hang-seng-index-slid-167-percent-to-1542973-closing-out-with-a-20-percent-loss-for-the-week-reuterspaul-yeung-2E75WND.jpg)
A panel displaying the closing Hang Seng Index is shown with a reflection of business buildings in Hong Kong February 3, 2006. Hong Kong stocks slid on Friday, suffering their biggest loss
![A man walks past a panel displaying the closing benchmark Hang Seng Index in Hong Kong July 22, 2002. Hong Kong's share index ended at a nine month low on Monday, with A man walks past a panel displaying the closing benchmark Hang Seng Index in Hong Kong July 22, 2002. Hong Kong's share index ended at a nine month low on Monday, with](https://c8.alamy.com/comp/2D3FK4H/a-man-walks-past-a-panel-displaying-the-closing-benchmark-hang-seng-index-in-hong-kong-july-22-2002-hong-kongs-share-index-ended-at-a-nine-month-low-on-monday-with-technology-media-and-telecom-stocks-among-the-hardest-hit-after-us-telecoms-giant-worldcom-inc-filed-for-bankruptcy-protection-the-hang-seng-index-ended-down-208-percent-or-21521-points-at-1011025-partially-recovering-from-a-24-percent-drop-a-level-not-seen-since-late-october-last-year-as-it-found-some-support-above-the-psychologically-important-10000-level-reutersbobby-yip-bycp-2D3FK4H.jpg)
A man walks past a panel displaying the closing benchmark Hang Seng Index in Hong Kong July 22, 2002. Hong Kong's share index ended at a nine month low on Monday, with
![A panel displays the closing Hang Seng Index in Hong Kong January 24, 2008. The benchmark Hang Seng Index ended down 550.90 points at 23,539.27. REUTERS/Bobby Yip (CHINA Stock Photo - Alamy A panel displays the closing Hang Seng Index in Hong Kong January 24, 2008. The benchmark Hang Seng Index ended down 550.90 points at 23,539.27. REUTERS/Bobby Yip (CHINA Stock Photo - Alamy](https://c8.alamy.com/comp/2D26PKP/a-panel-displays-the-closing-hang-seng-index-in-hong-kong-january-24-2008-the-benchmark-hang-seng-index-ended-down-55090-points-at-2353927-reutersbobby-yip-china-2D26PKP.jpg)
A panel displays the closing Hang Seng Index in Hong Kong January 24, 2008. The benchmark Hang Seng Index ended down 550.90 points at 23,539.27. REUTERS/Bobby Yip (CHINA Stock Photo - Alamy
![A panel displays the closing morning trading Hang Seng Index outside a bank in Hong Kong, China February 6, 2018. REUTERS/Bobby Yip Stock Photo - Alamy A panel displays the closing morning trading Hang Seng Index outside a bank in Hong Kong, China February 6, 2018. REUTERS/Bobby Yip Stock Photo - Alamy](https://c8.alamy.com/comp/2CP3F8D/a-panel-displays-the-closing-morning-trading-hang-seng-index-outside-a-bank-in-hong-kong-china-february-6-2018-reutersbobby-yip-2CP3F8D.jpg)
A panel displays the closing morning trading Hang Seng Index outside a bank in Hong Kong, China February 6, 2018. REUTERS/Bobby Yip Stock Photo - Alamy
![The Hang Seng Index, April 1-June 30, 1989. Note: The daily Hang Seng... | Download Scientific Diagram The Hang Seng Index, April 1-June 30, 1989. Note: The daily Hang Seng... | Download Scientific Diagram](https://www.researchgate.net/publication/289585397/figure/fig3/AS:618583130386445@1524493119394/The-Hang-Seng-Index-April-1-June-30-1989-Note-The-daily-Hang-Seng-Index-of-the-Hong.png)