Abstract: The 15th Five-Year Plan period is a crucial phase for building a Beautiful China, serving as a connecting link between the preceding and the following, and achieving a fundamental improvement in the ecological environment.Xi Jinping's Important discussions on ecological security are an essential component of Xi Jinping's ecological civilization thought and the overall national security outlook. Which represents a scientific understanding of the strategic position of ecological security in the new era, a practical choice for the direction of Chinese-style modernization, a systematic response to ecological security risks, and proactive leadership in global ecological security. Its core principles lie in consolidating the foundation of ecological security, strengthening the ecological security barriers, meeting multidimensional security needs, and jointly pursuing global ecological security.Creatively advancing a series of signature new concepts centered on "community", highlighting the core imperatives of ecological conservation and representing a fundamental departure from traditional models of development. It has not only broadened and deepened Marxist ecological thought but also facilitated the creative transformation of China's traditional ecological wisdom.By transcending Western theories of ecological security.It has solidified the ecological foundation for the great rejuvenation of the Chinese nation while contributing Chinese wisdom and solutions to the protection of global ecological security.