He created Taiwan's first ever likeness of Sun Yat-sen, today on display in front of Taipei Zhongshan Hall.
[2] In 1929, he joined the Chun-Meng Painting Society established by his neighbor Lin Yushan and Pan Chunyuan, a painter from Tainan.
Pu Tiansheng spent eight years at the Asakura Sculpture Studio and, in 1940, his work People of the Sea（海民） was selected for the 2600th Kōki Anniversary Art Exhibition (this was the Ministry of Education Art Exhibition, but the name of the event changed for this particular year in commemoration of the anniversary of the founding of Japan's Imperial line).
In 1945, Pu and his family moved from Chiayi to Taipei and established Taiwan's first bronze casting factory.
Through his father-in-law Chen Cheng-po's introduction, he began to work on memorial images of government officials and created Taiwan's first ever likeness of Sun Yat-sen,[4] today on display in front of Taipei Zhongshan Hall.