上游充通大兽 SHANGHAI JIAO TONG UNIVERSITY The first historian to collect his materials systematically and critically,and to arrange them into a historiographic narrative. Including geographical and ethnographical information. 国 He states he was reporting only what was told to him and very close to right.The first historian to collect his materials systematically and critically, and to arrange them into a historiographic narrative. Including geographical and ethnographical information. He states he was reporting only what was told to him and very close to right