The red solid line of Jingdong Express indicates that the package logo moves in a red track on the map of the order page.

1. Open the client in JD.COM, 2. Click My Click Order Tracking 3. Click Order Tracking 4. I'll make an appointment at the bottom if I have time. Click 5. First, select the delivery date. Then choose morning or afternoon. After selecting, click OK 7. Zoom out the map a little, and you can see a red line from the warehouse to the receiving address, which is the transportation track of your package.