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Trading Hours of Hong Kong Stocks- Trading Rules

1. Pre-Opening Session(SGT)

Auction Period 

9:00-9:15

Can submit, modify, cancel auction market orders and auction limit orders

Pre-Match Time 

9:15-9:20

Only aution market orders can be submitted, and it is not allowed to cancel or change the aution market orders and auction limit orders

Match Period 

9:20-9:28

During the matching period of the auction period, the unmatched auction  market orders will be automatically canceled; the unmatched auction limit  orders will be automatically converted into limit orders, and the transaction will continue to wait for the transaction during continuous trading period

2. Continuous Trading Session(SGT)

Morning Market9:30-12:00
Closed at Noon12:00-13:00
Afternoon Market13:00-16:00

Note: It is not allowed to change the order during the noon rest period, and it is allowed to cancel the order from 12:30-13:00.

3. Closing Auction Session(SGT)

Reference Price Fixing Period

16:00-16:01

Calculate and publish the reference price; orders cannot be submitted

Order Input Period

16:01-16:06

You can submit, modify, and cancel auction market orders and auction limit orders. The price limit of auction limit orders cannot exceed ±5% of the reference price

No Cancellation Period 

16:06-16:08

You can submit auction market orders and auction limit orders, which cannot be cancelled or changed; the input price of auction limit orders must be between the lowest selling price and the highest buying price

Random Closing Period 

16:08-16:10

During the random closing period, you can still submit auction market orders and auction limit orders, which cannot be cancelled or changed; the input price of auction limit orders must be between the  lowest selling price and the highest buying price