Gu chaohao

China famous mathematician, former president of China University of Science and Technology.

Gu Yong

Zi Ziyun, a native of Chang 'an in Han Dynasty. When he was young, he was a small official in Chang 'an. At the beginning of the foundation (32 BC), he was chosen as the first (excellent talent) because of his wise strategy, and he was a guest of five marquis with Lou Hu. Chang 'an people call it "Gu Ziyun's pen, Lou's lips". Official to senior secretary of agriculture.

Gunalu

Changle people in Tang Dynasty. Widely involved in group books, it was called "Nine Classics Library" by Chu Suiliang, a famous calligrapher in Tang Dynasty. During the Zhenguan period (AD 627-649), he served as a doctoral advisor and bachelor in Hong Wen Pavilion.