What are the five defenses of civil aviation?

Legal analysis: prevention of flight error height, procedures of flight error entry and exit, flight error route, communication loss and ground slip error route.

Legal basis: Notice of the General Office of the State Council on Printing and Distributing the Plan for Promoting the Development of Civil Aviation Industry.

17. Firmly establish the concept of continuous safety, improve safety regulations and systems, and establish and improve a long-term mechanism for safe production. Adhere to and improve the responsibility system for production safety, and strictly implement the main responsibility for safety of production and business units. We will implement the system of listing and supervising potential safety hazards and the system of accountability for safety, and implement stricter safety assessment and accountability. (Civil Aviation Administration, General Administration of Safety Supervision)

18. Strengthen the qualification management of professional and technical personnel and strictly control the qualifications of personnel in key positions such as flight, air traffic control, maintenance, dispatch and security inspection. (Civil Aviation Administration, Ministry of Human Resources and Social Security)

19. Increase investment in safety, strengthen the informatization construction of safety production, and actively promote the application of new technologies and equipment for safe operation management. (Civil Aviation Administration, Ministry of Finance, General Administration of Safety Supervision, Ministry of Industry and Information Technology)

20 to strengthen the construction of emergency rescue system, improve the emergency plan for major emergencies. (Civil Aviation Administration, General Administration of Safety Supervision, Ministry of Public Security)