In this article, we will witness the life and work of Polvonniyoz Haji Yusupov, who left a great legacy on the history, culture, spirituality, modernism of Central Asia, and his great legacy on the history and science of Khorezm. Polvonniyoz Haji Yusupov in his "Memories" specifically noted that the study of the spiritual, historical, religious-philosophical heritage of Central Asia, especially the people of Khorezm, is researched on a unique conceptual-methodological basis.