indexhangseng_ hsiHowever, the Hang Seng Index (HSI) has dropped towards the 23,100 level, whi. by FXOpen. 5. see wave 5 to 185 wabve 4 completed. waiting for the ending of wave 5. my target is 18300-18500. Short. by bonnenult. UpdatedGet historical data for the HANG SENG INDEX (^HSI) on . View and download daily, weekly or monthly data to help with your investment decisions.