Emergency food is a category of food used to replenish nutrients and calories to sustain human body during emergency events，and its nutritional safety, processing and packaging, storage and distribution characteristics are significantly different from the conventional food. This paper introduces the current situation of emergency food product development, storage,transportation, processing and packaging technologies，and concludes with the typical features, development trends, and existing problems of the emergency food. Moreover, this paper envisions the future research and development strategies, processing tactics, and safety testing methods for emergency food with the objective of providing favourable recommendations for improving the development of emergency food.

emergency food  /  shelf life  /  food packaging  /  development strategy  /  intelligent supply chain