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Help Center Trading Ability Trading in HK Market Trading Rules Hong Kong stock market trading sessions
Hong Kong stock market trading sessions
Except for public holidays and the market closure due to bad weather, the Hong Kong stock market generally trades from Monday to Friday. The trading hours are as follows:
1. Pre-open Period
| Time period | Trading Rules |
| Enter order 9:00-9:15 | Submit, modify, and cancel auction market orders and auction limit orders |
| Non-cancellable 9:15-9:20 | Only at-auction market orders and at-auction limit orders can be submitted, and orders cannot be withdrawn or modified |
| Random match period 9:20-9:22 (match will start randomly at 9:20-9:22 at the final reference equilibrium price) | Conduct matchmaking during auction period |
| Pause period, from random match period ends to 9:30 | At-auction order: Incomplete order will be cancelled by the system; At-auction limit order: If the input price range of an incomplete order does not deviate from the nominal price by nine times or more, it will be converted to a limit order and automatically transferred to the continuous trading session |
2. Continuous Trading Hours
| Time period | Beijing Time |
| Morning market | 9:30-12:00 |
| Closed at noon | 12:00-13:00 |
| Afternoon market | 13:00-16:00 |
Note: Order modification is not allowed during the closed at noon, and cancellation is allowed during 12:30 - 13:00.
Here for option trading FAQ.
3. Closing Auction Trading Session
| Time period | Trading Rules |
| Closing auction period 16:00-16:01 | Calculate and publish reference price; orders cannot be submitted |
| Enter order 16:01-16:06 | You can submit, modify, and cancel at-auction market orders and auction limit orders. The price limit of auction limit orders shall not exceed ±5% of the reference price |
| Non-cancellable 16:06-16:08 | At-auction market orders and at-auction limit orders can be submitted, and cannot be cancelled or changed; the input price of at-auction limit orders must be between the lowest selling price and the highest bidding price |
| Random closing 16:08-16:10 | At random closing time, at-auction market orders and at-auction limit orders can still be submitted, and cannot be cancelled or changed; the input price of auction limit orders must be between the lowest selling price and the highest bidding price |
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