"Emergency Declaration" is an aviation term, which refers to the unconditional landing declaration issued by the captain when the aircraft is facing a disaster and cannot fly normally. And this film is exactly an aviation disaster movie. "Emergency Declaration" is also the third collaboration between Song Kanghao and director Han Zairim after "The Elegant World" and "The Face Reader". The pre-production of the film will be completed this year and it is expected to start shooting in the first half of next year.