How does Xi 'an Tang Cheng Hotel establish a guest calendar file?

1. Collect information such as guests' personality, preferences, feedback and suggestions, complaints, special events in the hotel, left-behind items, etc., and input them into the hotel service center.

2. Establish a regular backup and recovery mechanism to prevent data loss and accidental damage.

3. Using software system to manage guest calendar files can record, query and manage data more efficiently.