Trading hours of Hang Seng Index: 09:15—12: 00:13: 00—16: 30 at night: 17: 15—23:45. Specific standard items include contract month and settlement method. The delivery months of HSI futures contracts include spot month, next month and the last two quarters. Take February as an example, the spot month is February, the next month is March, and the last two quarters are June and September respectively. Hang Seng Index opened at 9: 00 a.m./closed at kloc-0/5 12, opened at 9: 00 a.m./closed at kloc-0/6: 30 p.m. (with liquidation) and closed at 23: 45 p.m. 1 7 (with liquidation). Half-day city 9:00- 15+02:30.