Abstract:The deep connotation of Xi Jinping's series of important expositions on people's livelihood lies in his emphasis on the core political position centered on the people, according to the reality, it externalizes its specific demands,accomplishing the construction of multi-dimensional structure of people's livelihood, really cater to the people's demands for a better life.This article starts with the theoretical origin of the thought of people's livelihood,analyses the ideological innovation of people's livelihood since the Eighteenth National Congress of the Communist Party of China,The internal mechanism of Xi Jinping's thought of governing the Party strictly and people's livelihood in an all-round way is distinguished from three dimensions of methodology, practice and values,based on the reality, this paper discusses the practical enlightenment of people's livelihood thought,in order to provide reference for the study of Xi Jinping's series of important expositions on people's livelihood.