1. Basic information of aircraft: including aircraft model, serial number, manufacturer, registration number, etc.
2. Witness information: record the name, position and contact information of the person who witnessed the event.
3. Time and place: record the specific date, time and place of witnessing the event.
4. Description of eyewitness events: Describe in detail what the eyewitness observed, including any observed events, such as aircraft conditions, activities, operation behaviors, sounds and smoke.
5. Photographs or videos of witnessed events: If relevant photos or videos are taken, they should be recorded or attached to the inspection records.
6. Additional information: such as the testimony of other witnesses, weather conditions, environmental factors and other related information, which is helpful to investigate and analyze the causes and consequences of witnesses. Airworthiness test is an important part of airworthiness evidence collection of civil aircraft, which is to finally check whether the design, manufacture and use of civil aircraft meet the minimum flight safety standards by flight test.