On May 30th, 2019, China Airlines scheduled passengers flight 922, aircraft model A330-302, registration number B-18352, took off at 08:36 （UTC+8） from Hong Kong International Airport （HKG）, to Taiwan Taoyuen International Airport （TPE）. The aircraft experienced No.1 engine vibration then received an ENG1 OIL QTY LOW message and an ENG1 FIRE warning at flight level 250, the flight crew shut down the engine, used the fire extinguisher per procedures and decided to air turn back, after then declared an emergency （mayday） to ATC. At 09:31 the aircraft safely landed at HKG airport.

After received the notification, the event was identified as an aviation occurrence according to Aviation Occurrence Investigation Act, and with reference to ICAO Annex 13. The Investigator-In-Charge（IIC） was assigned to this investigation. An organization meeting was carried out and the investigation group was set up by the IIC on June 3rd, 2019.

Further information of the occurrence will be published after the completion of the factual report.

Sherry Liu, Engineer
Tel: 89127388-330
Email: sherry@asc.gov.tw