Abstract: The new expression of the main social contradictions in the report of the 19th National Congress of Communist Party of China has profound meanings of peoples livelihood.In the new era， the contradiction of imbalanced and insufficient development in the field of peoples livelihood highlights the most restrictive factors for the improvement of peoples livelihood. The resolution of major social contradictions can solve the problem of peoples livelihood. Focusing on solving the main contradictions in the development of peoples livelihood， five new development concepts are guidelines for action and values for improving peoples livelihood.A scientific， standardized and effective system is a solid backing and an important political guarantee for the improvement of peoples livelihood. Supplyside structural reform is an important boost， providing a solid economic foundation for improving peoples livelihood. Peoples accurate livelihood strategy is the strategic focus and the main direction of improvement of peoples livelihood.

Key words: new era, major social contradictions, livelihood development, crack

摘要： 党的十九大报告关于社会主要矛盾的新表述具有深刻的民生价值意蕴。新时代，民生领域不平衡不充分发展的矛盾凸显了民生改善的最大制约性因素。社会主要矛盾的解决能够破解民生难题：着力解决民生发展的主要矛盾，五大新发展理念是行动指南，是民生改善的价值指引；科学规范、运行有效的制度体系是坚实后盾，是民生改善的重要政治保障；供给侧结构性改革是重要助力，为民生改善提供坚实的经济基础；精准的民生对策是战略重点，是民生改善的主攻方向。

关键词: 新时代, 社会主要矛盾, 民生发展, 破解