Some old people in Xi 'an still remember the famous calligraphy work "Ai Bo" written by Dr. Sun Yat-sen hanging high in the south gate. But few people know that "fraternity" was written by Dr. Sun Yat-sen specially for Shaanxi sage Gao Youming to praise his great contribution to the revolution.
To commemorate this pioneer of the Revolution of 1911, a seminar on "Collection of Commemorative Works of Gao Youming" was held in Xi 'an. Zhang Yingchao and others in Shaanxi
Western experts and scholars in literature and history and descendants of some pioneers of the Revolution of 1911 attended the seminar.
Gao Youming, Ming Mingde, a native of Jingyang, Shaanxi Province, was a core figure in the early Shaanxi League, a famous revolutionary and industrialist.