2. Yuzhe Zhang is a famous astronomer. Fujian Minhou people. 19 19 was admitted to Tsinghua University. 1923 studying in the United States. 1928 received a doctorate from the University of Chicago. In the same year, he returned to China and served as a special researcher and director of the Institute of Astronomy of Academia Sinica. 1946 went to the United States again to engage in astronomical research activities. 1948 returned to China. Director of Purple Mountain Observatory of China Academy of Sciences, member of Department of Mathematics and Physics of China Academy of Sciences, and chairman of Chinese Astronomical Society.
3. Hou (1890—— 1974), a famous chemist. Fujian Minhou people. 19 13 to study in the United States. He studied chemistry at MIT, Pratt Institute and Columbia University. 1920 received a doctorate in chemical engineering from Columbia University. 192 1 returned to China, and served as chief engineer of Tanggu Li Yong Alkali Plant, director of Nanjing Li Yong Ammonium Sulfate Plant and general manager of Li Yong Chemical Company. After the founding of New China, he served as consultant of Chemical Bureau of Ministry of Industry, vice minister of chemical industry, vice chairman of Chinese Chemical Society, member of technical department of China Academy of Sciences and vice chairman of National Association for Science and Technology. He is an honorary member of American Society of Mechanical Engineers, American Chemical Society and Royal Society.