This dissertation explains such of reasons why of PR Tiongkok support to Iranian nuclear energy program. This dissertation is a literature review with qualitative data and descriptive approach, using a qualitative approach is an understanding of the research process and is based on a methodology that investigates social phenomena and human issues. In this approach, researchers created a complex picture, studying words, a detailed report of the views of respondents, and conducted studies on the natural situation. Entering the third millennium century, especially the beginning of 2000 through 2011, when we observe and examine the Chinese State politics espoused today has become the world's economic giants including its foreign relations with Middle Eastern countries primarily Iran, in an effort to seize hegemony economy in the Middle East. There are three reasons why PR. Tiongkok supports to Iranian nuclear energy programs. Both of thems are revolutionary republics; regional powers; and US enemies.