US-China trade war will hurt the Hong Kong economy badly.

https://sg.finance.yahoo.com/news/hong-kong-housing-prices-could-055600239.html

If HK property prices were to crash 25% as predicted in the article above, the Hang Seng Index (HSI) would crash heavily too because of the heavy property composition in the HSI.

http://sg-stock.blogspot.com/2018/10/danger-is-lurking-in-hong-kong-property.html