[3] Hao and her research group established the standard stratigraphy for northeast and southwest China.

Her work on micropalaeontology, especially Foraminifera, was important to the national exploration and exploitation of marine energy resources.

Prior to her undergraduate studies, she was part of student movements and organizations, including the Chinese National Liberation Vanguard (Minxian).

Her history in the party included: member of the Standing Committee of the Chinese People's Political Consultative Conference, member of the Standing Committee of the People's Congress of China, vice chairwoman of the Standing Committee of the People's Congress of Beijing, and vice chairwoman of the Women's Federation of China.

[1] In 1993, commissioned by the Standing Committee of the National People's Congress, she represented China in the Asian Forum of Parliamentarians on Population and Development of the United Nations Population Fund (AFPPD), later becoming the executive Vice-Chairperson of the AFPPD.