Education and curriculum inevitably associate with politics; therefore, when educational interest groups demonstrate their ideology and exercise their power, we have to examine and reflect it. The ideology of educational interest groups may manifest positive dimension of value and meaning, but it may also be domination. First the article inquires the characteristics and position of educational interest groups, and then focuses on the reasons and ways of educational interest groups delivering their curriculum ideology. Then, the article concludes some implications on curriculum decision, including: 1. curriculum being unable to be isolated from politics; 2.curriculum containing different value and interest; 3. the meaning of curriculum having unstable and dynamic characteristics; 4.the most valuable knowledge perhaps being dominated by educational interest groups, but not professional groups of curriculum:; 5.the curriculum publicized the most frequent not necessarily the greatest demand. Finally, the article makes some suggestions to reflect the curriculum ideology and ways of power exercising of educational interest groups.