Abstract: Large language models（LLMs）have garnered significant attention in the field of command and control (C2) organization since their emergences. The current development status and primary functions of LLMs are discussed, C2 organizational structure model is introduced, and an application architecture for LLMs in the field of C2 organization is established. The potential applications of LLMs in C2 organization when processing data（such as situations, tasks, constraints, and course of actions）and the potential risks associated with the application of LLMs in C2 organization are explored.