(On October 21 JiaZi), November 13, 1984 Qaidam first discovered the Paleolithic and Antarctic stone.

1984 11 13, 2009, China's scientific and technological personnel formation about three million years ago found in the Qaidam Basin in the Northwest Territories the Paleolithic and Antarctic stone. Informed reporters recently co-organized by the Chinese Academy of Sciences and the Australian National University in Nanjing in Australia Quaternary collaborative research concluding symposium. the
Institute of Vertebrate Paleontology and Paleoanthropology assistant researcher Huang Weiwen pointed scrapers Neolithic combination with the the Zhoukoudian first place (Man Ruins) & mdash North Paleolithic culture two systems " ; - Zhi Yu Department features reflect Paleoanthropology in Northwest and North China have close ties in culture, technically. of Antarctic stone origin
in Antarctica, in our country is the first time found that the minerals, it fills a gap of salt minerals in China.