The research target for this study is the industrial organization of Taiwan's biofuel (including biodiesel. alcothol-gasoline) and recycled oil industries. We use the statistic data of Bureau of Energy (Ministry of Economic Affairs) from 2010 to 2012.We review domestic and foreign related literatures, We also use research methods of depth-interview and telephone-interview to interview high-level managers of firms in biodiesel and recycled oil industries and we present the strategies for future development.