On the first anniversary of the occurrence of air crash, the Civil Aviation Administration of China notified the progress of the investigation of the crash of China Eastern Airlines MU5735 last year.

According to the report issued by the official website of the China Civil Aviation Administration on Monday (March 20), because the accident was very complicated and extremely rare, as of nowRelated information in time.

On March 21 last year, the Oriental Airlines Boeing 737-800 passenger plane, when flying MU5735 Kunming Changshui Airport to Guangzhou Baiyun Airport, took a short time from 8,900 meters to height.Near Moyi Village, Fukannan Town, Fuzhou City, Wuzhou City, Guangxi Zhuang Autonomous Region.After the plane hit the ground, it disintegrated, and all 123 passengers and 9 plane members on board were killed.

The report said that in accordance with relevant regulations, the Civil Aviation Administration of China carried out a in -depth, meticulous and rigorous technical investigation work on the accident in accordance with relevant regulations.In the past year, the technical investigation team conducted a detailed inspection of the wreckage of the aircraft to determine the possible working status of the key manipulation components of the plane before the fall, experimented with more than 100 important wreckage, and analyzed the cause of damage.Aviation maintenance and airline organization management conducted investigations.

The relevant departments also conduct investigations on air traffic control services, airport ground guarantees, passengers, luggage, cargo, and loading of dangerous products.Analysis, use the flight analog and real machine to carry out simulation verification.

The notification said that as of now, the technical survey team has carried out a large number of work such as on -site investigation, data inspection, personnel interviews, and experimental analysis. The follow -up technical investigation team will continue to carry out cause analysis and experiment on the basis of the previous work.Verification and other work, and publish relevant information in a timely manner according to the progress of the investigation.

The Civil Aviation Administration of China announced the preliminary investigation report of the accident after one month of air crash on April 20 last year.Aviation experts analyzed at the time that the data in the black box would be the key to determining the cause of the crash, and it was expected that it would take at least one year to complete the investigation.