Wu graduated from the Chengde Normal School in what was then Rehe Province, and afterwards the Beijing Law College.

He also provided support to jasagh Gungsangnorbu of Harqin Right Banner at the office for Mongolian and Tibetan Affairs.

In September he was appointed Chief of Counselor of the Counseling Agency, Mongolian Local Autonomy Political Council.

In May 1936 Yondonwangchug and Demchugdongrub established Mengjiang, in which Wu also participated: he was appointed Director of the Counseling Bureau and Sub-General (參議部部長兼總裁幫辦) and to other positions.

After the Mongolian Autonomous Federation collapsed, Wu returned to Chiang Kai-shek's National Government, and was appointed Chief of the Advertising Association of the Military Commission.