Taking the high-speed train is always questioned by the police.

If you are questioned by the police while riding the high-speed train, it may mean that you need to undergo some security checks to ensure your travel safety. These checks usually include:

1. ID card check: The police will check your ID card to determine your identity and travel purpose.

2. Travel document inspection: The police will check your travel document to determine your travel route and destination.

3. Personal belongings inspection: The police will inspect your personal belongings to determine whether there are any dangerous or prohibited items.

4. Passenger identity check: The police will check your passenger identity to determine whether you meet the requirements for taking the high-speed rail.

If you are questioned by the police, please cooperate with their inspection and keep a calm and cooperative attitude. If you have any questions or concerns, please consult the local police or the railway department.