[目的/意义]政府数据深度开放预示着我国将进入基于用户需求、高价值、高质量的政府数据开放利用阶段。[方法/过程]文章采用文献研究法和比较研究法,从我国政府数据开放阶段性发展的视角，阐释和分析我国政府数据深度开放的含义、背景、特点和发展策略。[结果/结论]文章提出深入推动政府开放数据供给侧改革，积极探索公共数据元件有效流通机制，优化公共数据产权结构性分置权利配置实现方法等推动我国政府数据深度开放的策略。

[Purpose/significance] The deep opening of government data indicates that China will enter the stage of open and utilization of government data based on user demand, high value and high quality. [Method/process] The pa⁃per adopts literature research and comparative research methods to explain and analyze the meaning, background, char⁃acteristics, and development strategies of deep openness of government data from the perspective of the phased develop⁃ment of open government data in China. [Result/conclusion] It is proposed to further promote the supply-side reform of open government data, actively explore the effective circulation mechanism of public data primary processing data factors, optimize the realization method of public data property rights structural separation and right allocation to pro⁃mote the strategy of deepening open government data in China.