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. UpdatedLaunched in 1969, the Hang Seng Index (HSI) is the leading benchmark for the Hong Kong stock market. It tracks the performance of the 40 largest and most liquid companies