Can Jingdong Express check the waybill through the mobile phone number?

1. The search bar above WeChat directly searches for Jingdong Express. Click on the first Jingdong Express. Is this just a small program? For delivery and inspection?

2. Click on "I" at the bottom right and log in with the delivery mobile phone number?

3. Then click below to view all the courier information sent and received by this mobile phone number.

The mobile phone number that must be logged in is the same as that of the delivery.