The thought of Xia and Yi gradually came to being and became systematic in the long history course from Spring-Autumn period and the Warring-States period to Qin-Han Dynasties.

夏夷思想是从春秋、战国时期到秦统一中国的漫长的历史过程中由产生而日渐系统化的。

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Qin gradually controlled and encroached Yi-qu, typically reflecting the perseverance spirit of Qin Dynasty in the borderland developing.

秦逐渐制服、蚕食义渠，典型反映了秦在边地开拓治理中锲而不舍的精神。

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The ancient history of the Yi studies of Shandong can be divided into two main stages: 1 from the remote antiquity to the pre-Qin period.

山东古代易学史可以划分为两个大的阶段：(1)上古至先秦易文化阶段。

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