What is contribution of W.C. pei?

Pei Wenzhong was a Chinese paleontologist, archaeologist and anthropologist born in Fengnan. Professor Pei is considered a founding figure of Chinese anthropology. He graduated from Peking University in 1928 and went to work for the Cenozoic Research Laboratory of the Geological Survey of China joining the excavations of the Peking Man Site at Zhoukoudian, where he was named the field director of the excavations the following year. The first fossil hominin skullcap was recovered by Pei working in a 40-meter crevasse in frigid weather with a hammer in one hand and a candle in the other on December 2, 1929.