The dinosaur skull fossils are well preserved. 1933 was first discovered, and was donated to Hebei Geo University on 20 18. After a series of research work, the researchers found many evidences that the dinosaur skull may come from lacustrine strata in the late Middle Pleistocene, and its age may be over 146000 and under 309000. ?

On June 25th, 20021year, the international paleoanthropology research team, with Professor Ji Qiang as the chief scientist, officially named this ancient human skull fossil as a new species of "Dragon Man".

The international paleoanthropology research team, led by Dr. distinguished professor Jiqiang from Hebei Geological University, announced that they reported the research results of the Middle Pleistocene paleoanthropology skull fossil found in Harbin in the cover article of Innovation on June 25th, 20021year, and officially named the paleoanthropology skull fossil as a new species of Homo sapiens, which provided vital evidence for studying the origin of Homo sapiens and human evolution.