Open WeChat, switch to the address book interface in the main interface of WeChat, and then click the "+"button in the upper right corner of the interface, as shown in the figure. Select the "Find official WeChat account" option from the list of options in the "Add Friends" interface.
2. Enter the character "Express 100" in the text box, then click the "Search" button next to it, and click and select "Express 100" in the search results (there is a check mark in the lower right corner of the icon, indicating WeChat authentication), as shown in the figure.
3. In the "Details" interface of Express 100, click the green button "Follow" below to follow the WeChat WeChat official account of Express 100, and then click "View Message" to enter the chat message interface with Express 100.
4. Click the keypad button on the left at the bottom of the interface, then enter the express delivery number in the text box and click the "Send" button. At this point, if the bill number is valid, Express 100 will automatically identify which express company the bill number is, and provide the location where the items corresponding to the current express waybill number have arrived.
5. Click on the message to see the detailed location of the goods. The latest status may not be updated the next time you enter Express 100. You can click on the message to enter the detailed freight flow interface, and the logistics information will be updated in real time.
6. You may not have entered the information for a period of time after purchasing the goods, so you can't find the express information. You can find the express information later.