How to find out if the train is late?

Query method; Take Huawei's mobile phone operation as an example:

1, open the mobile phone WeChat first.

2. Find the official account of 12306 WeChat on your mobile phone and go in.

3. Click to open the main page of 12306 WeChat official account, and click the "Passenger Service" menu option in the main page.

4. Next, we choose the menu option of "query later", and then the page prompts us to query according to a certain format.

5. The page requires us to enter the train number+space+arrival or delivery+station name to check whether the train number is late.