 During the 2008 legislative election cycle, Luo ended a bid for a party list seat in favor of a district seat, which he lost.In January 2019, Luo ended his political retirement of nine years and accepted an appointment as secretary-general of the Democratic Progressive Party.In 2004, Luo, Chen Chi-mai, Lee Wen-chung and Tsai Huang-liang proposed New Culture Discourse, which argued that Taiwan was a multicultural society and that it should retain the Republic of China as the official name.