territorial airspace of the People's Republic of China unless approved.
Where a civil aircraft is leaving the airspace of the People's Republic of China without authorization, the department concerned has the right to take necessary measures to stop it in accordance with concrete conditions.
Section 3Flight Support
Article 82 An air traffic control unit shall provide air traffic services to civil aircraft in flight, including air traffic control service, flight information service and alerting service.
The purpose of providing air traffic control service is to prevent collisions between civil aircraft and aircraft, and between civil aircraft and obstacles, and maintain and expedite an orderly flow of air traffic.
The purpose of providing flight information service is to provide advice and information useful for the safe and efficient conduct of flights.
The purpose of providing alerting service is to notify appropriate organizations regarding aircraft in need of search and rescue aid, and assist such organizations as required.
Article 83 In the event that an air traffic control unit discovers a civil aircraft deviated from its
