This chapter offers a detailed study of emergency comprehensive food supply vehicles, which are vital for providing meals in disaster relief, emergency, and remote scenarios. Firstly, it covers the functions, features, and application areas of these specialized vehicles, along with their classification. Secondly, the chapter explores structure and principles, presenting diagrams for clarity. Attention is given to overall design, focusing on determination of main parameters, vehicle layout, and the structural design of key components. Thorough testing and inspection procedures are discussed, including both specialized performance and inspection rules. Common faults and troubleshooting methods are systematically reviewed, with practical reference tables provided. The chapter concludes with guidance on vehicle selection and a discussion of development trends in the field.