Modifying orders and canceling matched trading orders is only valid for unexecuted orders or the remainder of unexecuted orders.
Limit orders are allowed to modify price, volume and cancel orders during the transaction period. The priority order of commands after editing is determined as follows:
The priority order of the order remains unchanged if only the volume is changed or reduced.
Order priority is calculated from the time the correction order is entered into the trading system in cases of volume and/or price correction.
Editing or canceling orders is not allowed during the entire periodic order matching session.
2) During the agreed transaction period
Agreement transactions that have been established on the trading system (with the participation and confirmation of both trading parties) are not allowed to be edited or canceled.
During the trading period, in case a derivatives trading member incorrectly enters an investor’s transaction order, the derivatives trading member is allowed to correct or cancel the agreement transaction order when the order has not yet been completed. confirmed by the partner.
