1, Zhang (1885- 1973), formerly known as Zhang Wantian, was born in Hangzhou County, Zhejiang Province (now Hangzhou City), a modern philosopher, political activist and critic in China.
2. Sun is a famous engineer, educator, democratic activist and scientific and technological leader in modern China. He made outstanding contributions to the development of modern industry, education and science and technology in China. He is known as "the father of shipbuilding in China" and one of the founders of modern shipbuilding in China.