How does Ctrip check which stations the high-speed train passes through?

Ctrip. Com query high-speed rail site is as follows:

1, Baidu searched "Ctrip. com" and entered official website, Ctrip.com;

2. Click on the "Train" column to enter the train-related page;

3. Drop down the page, find "timetable query" and click enter;

4. Select "Train Enquiry", enter the train to be inquired, and click "Search";

5. Check the stop information of relevant trains.