With the construction of water conservancy projects and the development of modern information technology，internet of things (IoT) sensing equipment for water conservancy features as diverse manufacturers，complex brands，and diverse protocols，bringing greater challenges to the unified management and operation of front-end sites and equipment，as well as the unified reception of monitoring data.Therefore，after in-depth analysis of the equipment resources of existing stations，integration of new station equipment，and sharing of water monitoring data，Jiangxi water conservancy departments have designed and developed a water conservancy IoT sensing platform that supports industry standard protocols and customized protocols for specific water conservancy business scenarios，effectively improving the data aggregation ability and sharing collaboration efficiency of water conservancy IoT sensing equipment and different sources.This paper mainly analyzes the overall design concept，key technologies，core functions，and other aspects of the IoT perception platform，which has certain reference significance for the construction of IoT perception platforms in various water conservancy departments.