In the late 19th century,the proletarian revolution in Russia continued to evolve,and the social class resistance and late Romanticism were increasingly high,which deeply influenced Rachmaninov.This arti-cle analyzes the essential characteristics of Rachmaninov's mature piano works,explores the style expressed by his creative techniques,and examines it from the perspective of historical environment and musical characteris-tics.The analysis of aesthetic elements is taken as the focus of literary analysis,determining the creativity of his musical style.In Rachmaninov's piano works,he reflects an indelible development trajectory of the era and na-tion.He combines his unique musical perception with superb playing skills,allowing his mature piano works to express profound inner emotions and profound philosophy of life.