Russia tried to suppress information and preempt the investigation by the National Transportation Safety Committee of the Sukhoi Superjet 100 crash on May 9 this year. It is concerned about ensuring that its passenger airline business continues to operate well. Conversely, Indonesia has also tried to conceal a number of weaknesses at the airport that may have been the cause of the accident.

Tatang Kurniadi, head of the Committee, denied there was