The thesis discussed two questions "the Competition for position between the Hsio lo and Pohai People" and "Viewing of the Po - hai from the Hsio - lo". The nature of the argument is that from the dispute of culture reflected the dispute of the national position. Power and influence. It shows the Confidence \ Self- respect and new value sense of the Po - hat People. The Hsio - ic people thought the Po- hai originated from the Hsishen tribesmen. So they called them "Huo - Shi Country,, or .’Nolthem Country". On the other hand, they thought themselves as "Jinhua village" or "Noble country". The Collected works of Cui zhiyuan concerning the origin of the Po - hai nationality and the complicated relationships between the Po - hai. Hsio - lo and the Tang Dynasty. It is very convinced, so it offered precious reliable materials for the Po - hai researching.
Ancient Korea was divided into three Han (Korean) countries: ancient Chen country, named after the Chen star of the twelve Di Zhi (Earthly Branches) which had a close relationship with Chinese culture. "Chen" was "Mars", the guiding star over ancient agriculture, and it was said that it represented the old Mars calendar,inverted by the Zhuang Xu nationality. Chen was the star for Shang nationality, so Chen was the territory abroad of the Shang Dynasty. The reason why Ji Zi "took refuge in Korea"was just that. Chen star-Mar’s, also named Ling Star was worshipped by the ancient Northeasten nationalities such as Fu Yu, Gao Gouli and so
