ABSTRACT
Due to the COVID-19, air passenger transport industry is sluggishm. At the same time, based on the strong demand for freight business. Airlines focus on developing cargo sector. All-cargo airlines are gradually being established. The number of registered cargo aircraft has gradually increased in recent years,and cargo transport flight hours are gradually increasing. This leads to an increase in cargo aviation security incidents. The safety information analysis of cargo aircraft needs to be solved urgently. In this paper, a hierarchical analysis and clustering research on all-cargo airlines based on China aviaiton safety information data is carried out. The results show that all-cargo airlines security incidents are divided into three categories. The paper provides security recommendations for different incident categories. © 2022 IEEE.