This paper reflects on the operation and maintenance of the rural terminal early-warning system of flood disaster control in Jiangxi province, suggesting it needs to be strengthened for now. A series of problems, namely the perfection of relative systems, the mismatch of the capacity and quality of grass-roots flood control departments with the high demand, the implementation of training session and funding, and so on, request the deep thinking of our project manager and the builder, All that enforce us to summarize relevant experience and think about the post-construction model.