Administrative Regulations on Radio Waves Article 48

The use of voice radio communications shall be identified in accordance with the following rules.1. Coast stations: the call sign or geological location of coast station followed by the word “RADIO” or other appropriate identification.2. Ship stations: the call sign or the vessel’s official name may, under the circumstances of not being mixed up with distress, emergency and safety signals, be added to the vessel’s owner or company name, or its selective calling number of signal whenever necessary.3. Ship survival craft stations: the identification signals formed by the call sign or the carrier ship’s name shall be followed by two digits.4. Emergency position-indicating radio beacon stations: name or call sign of the carri-er ship.5. Aeronautical stations: name of the airport or its geological location. Whenever necessary, it may be followed by appropriate characters that indicate the communications mission.6. Aircraft stations: call sign, by which the name of aircraft owner or type may be followed; characters that are identical with the aircraft’s official registration identification; or characters that indicate the airline’s name followed by flight identification number.7. Aircraft survival stations: call sign.8. Base stations: call sign, or the name of its geological location. Whenever necessary, it may be followed by other appropriate identifications.9. Land mobile stations: call sign, or the identification of the vehicle or any other suitable identification.10. Test stations: call sign.The language used for identification as referred in the preceding paragraph must be clear; Mandarin shall be used for domestic communications.