The Civil Aviation Administration of China issued a briefing on the preliminary report on the investigation of the flight accident of China Eastern Airlines MU5735 on March 21.

After sorting out the information, five "exclusion methods" were made for us in the report, of which "no abnormality" was mentioned twice.

At present, the two recorders on the aircraft were severely damaged due to the impact, and the data restoration and analysis work is still in progress.

Responsible editor: [Ji Xiang]