The trend of modern war is integrated combined operation, in order to realize integrated combined and take the first-mover, we must research and take good use of the latest technology of communication and information. Combining the technology advantage and feature of internet of things (IoT), this paper researches the way of realize guidance and control system for joint training based on IoT, proposes overall ideas to construct the system, then constructs the systems of joint fire strike and logistics support. The results show that the use of IoT in this system improves the capability of information communication.