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TrustFinance Global Insights
May 06, 2026
2 min read
12

The U.S. National Transportation Safety Board (NTSB) has released data indicating the fuel supply to both engines of a China Eastern Airlines Boeing 737-800 was shut off before it crashed in March 2022. The incident resulted in the deaths of all 132 people on board, marking China's deadliest aviation disaster in decades.
The data, sourced from the aircraft's flight data recorder, shows that the fuel switches for both engines were moved from the 'run' to the 'cutoff' position while the plane was cruising at 29,000 feet. The NTSB analyzed the recorder in Washington as part of its assistance to the official investigation led by the Civil Aviation Administration of China (CAAC), a standard procedure since Boeing is an American manufacturer. To date, Chinese regulators have not released a full report on their findings.
This new information may shift focus away from a potential mechanical failure of the Boeing 737-800 aircraft. Consequently, it could potentially mitigate negative sentiment towards Boeing's stock regarding this specific incident. However, the lack of a conclusive report from Chinese authorities continues to create uncertainty for China Eastern Airlines and the broader Chinese aviation industry. Investors and industry analysts are awaiting the final official report from the CAAC for a complete understanding of the event.
The NTSB's data provides a critical piece of information but does not represent the final conclusion of the investigation. The market's full reaction depends on the official report from Chinese authorities, which will determine the definitive cause of the crash. The findings will have significant implications for airline safety protocols, pilot training, and manufacturer liability worldwide.
Q: What did the NTSB data reveal about the China Eastern flight MU5735 crash?
A: The data showed that the fuel switches for both engines were moved to the cutoff position before the aircraft began its rapid descent.
Q: Why was the NTSB involved in a crash investigation in China?
A: The NTSB was involved because the aircraft was a U.S.-manufactured Boeing 737-800, and it assisted in analyzing the flight data recorder.
Q: Has the official cause of the crash been determined?
A: No, the Civil Aviation Administration of China (CAAC) has not yet released a final report detailing the official cause of the crash.
Source: Investing.com

TrustFinance Global Insights
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