The building of happy rivers and lakes is an important measure to practice Xi Jinping's ecological civilization ideology and an critical means to promote the further upgrading of the river and lake chief system. Jing'an County in Jiangxi Province has good fundamental conditions of rivers and lakes

and the implementation of the river and lake chief system has always been at the forefront of the country. It is a provincial-level pilot county for promoting the building of happy rivers and lakes. This article takes Jing'an County as a case study to analyze the fundamental conditions and current shortcomings of its comprehensive building of happy rivers and lakes. It summarizes and extracts the experience of the river and lake chief system

and proposes buiding ideas and plans from 6 aspects

i.e.

water security guarantee

shoreline control

water environment governance

water ecological restoration

water culture inheritance

and sustainable utilization. The research content and conclusions have certain universality and can provide reference for the building of happy rivers and lakes in other regions.