What is the Range of 1688 Orders in the Last Three Months?

Last three months in order Management In the order page, three months (that is, 90 natural days) is not calculated by the following order time, but by the last operation time of the customer for the order, including payment, delivery, confirmation of receipt, modification of order memo, evaluation, archiving operations, etc. Whether the buyer or the seller, as long as the order to do the action, then the calculation of the 3 months to start with the last operation time.