1, Railway 12306: This is the official APP launched by China Railway Customer Service Center, which can query the punctuality and delay information of trains. After entering the station name and train number to query, you can query the punctuality and delay information of the train within 3 hours at the designated station.

2, high-speed rail housekeeper: This is an APP that can book train tickets in advance, and is committed to making travel more convenient and fast, and also has the function of checking whether the train is late.