Chin-San Long (1892-1995, Lanxi, Zhejiang) was a symbolic figure in the history of Chinese photography and shared the reputation of "South Lang North Zhang" in the 1930s. Regarded as the most artistic master of Chinese photography, he was proficient in the « six laws » from ancient Chinese painting. In accordance with the layout of traditional paintings, he used the language of photography to manage the composition of pictures in an innovative manner. He created a unique collection of techniques in the photography world. He used the collective photographic language to convey the essence of Chinese art. In the 1930s and 1940s, Chin-San Long has shot and developed a relatively small number of works, which is particularly valuable. His portraits shooting of Chinese celebrities from the 1950s to 1970s in Taiwan, was an undiscovered gold mine, waiting for later organizing and studies.