You also know that it is difficult to trace the order after 30 days, but these orders that have not been traced are not reported in time, and they cannot be traced after 30 days.
You also know that orders 30 days after the difficult to trace, but these orders have not been traced also did not provide timely feedback reasons, after 30 days can not be traced out
You also know that it's hard to trace the orders after 30 days, but these orders that can't be traced all the time haven't given the reasons in time, and they can't be traced after 30 days<br>