1 indicates that the seller may be far away from the express delivery station, which is convenient for planning. Some goods have to be delivered, or delayed for other reasons, and have not been delivered to the express station. (Generally, Taobao sellers can get several or even dozens of blank express orders from familiar express delivery because of their large shipments, so they can fill in the online order number when they have orders, but the goods may not be delivered. )
Yes, it has indeed been sent, and the things are already on the way, but the courier has not updated the logistics information.
Honey, don't worry, wait two days and have a look. May suddenly come to you.