Impromptu and Moments musicaux are the important genres in his piano works, which created the far-reaching impacts on future composers.

Professor Yang Yin-liu and the investigations on folk music conducted by researmusic,Chinese Academy of Arts;

To Construct a Long Gallery of the National Music Culture——On the secondary protection of the folk music culture;

compared with that in the20 century the folk music census in the view of Intangible Cultural Heritage has a lot of new traits,including the investigating aim,principles,data preservation,method,scope,management of findings and so on.

As viewed from music historiography, integrated with the methodology of analysis of musical composition, author mainly researched one of Wagner’s operatic literatures that named Gotterdammerung and its musical interlude by analyzing operatic script and musical leitmotiv in the dissertation, her research works approximately included as follow: 1.