Morning: 01:45-04: 30; 06:30-08: 15 (GMT);

09: 45 am-65438+02: 30 noon; Afternoon:14: 30-16:15 (Beijing time)

2. The Hang Seng Index is compiled by Hang Seng Index Service Co., Ltd., a wholly-owned subsidiary of Hong Kong Hang Seng Bank. It is a weighted average stock price index with 50 listed stocks in Hong Kong stock market as samples and their liquidity as the weight. It is the most influential stock price index reflecting the price range trend of Hong Kong stock market. The index was first released on June 24th 1969, 165438, with a base period of 65438+July 3rd10964. The base period index is set to 100.