Xu Xin, MSc in Paleoanthropology (Institute of Vertebrate Paleontology and Paleoanthropology, 2009-2012); Assistant Engineer (Key Laboratory of Vertebrate Evolution and Human Origins of Chinese Academy of Sciences, 2012-present). Her main interest is the construction of Chinese Paleolithic database which is at present consisted of 1786 records of detailed information (location, landform, ecological stratum, climate type etc.) of Chinese Paleolithic sites. She also worked in many sites such as Inner Mongolia, Guizhou and Zhoukoudian. Her work is published in several important journals in China including Acta Anthropologica Sinica and Science China.