The purpose of this paper is to speculate valuation criteria for developing Korean language textbook. For this goal, this theme firstly will establish general valuation principles, and secondly will propose valuation factors. Valuation factors are constitute formal factors and subject factors. This theme managed the most important concept a curriculum for fixing valuation principles and valuation factors. Because the curriculum is a core concept in foreign language education, on the other hand a textbook is a concrete realization of the curriculum. In conclusion, I argue that the curriculum should be emphasize very important valuation concept for textbook valuation. (Dong-A University)