indexhangseng_ hsiLaunched 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 companiesAs a barometer of the place's economic health, the HSI has amassed worldwide consideration from traders and economists. Since its launch in 1969, the HSI has witnessed more than one market cycle. It displays Hong Kong's and the Asia