With the advancement and development of technology and in response to an era of digital convergence and an environment of changing media, every advanced country in the world is eager to promote the digital industries. In order to get connected with the rest of the world, Taiwan has drawn a plan to retrieve all the analog channels in 2010, urging the TV systems in Taiwan to entirely enter the digital era. This research drawing on the perspective of the diffusion of innovations explores the character traits of the early adopters of the Chunghwa telecom MOD services. The researcher utilized demographic variables, individual innovativeness, media use and opinion leader tendencies to exam the character traits of Chunghwa telecom MOD early adopters. This research adopts the research method of questionnaire survey and collects 334 valid questionnaires. Through statistic analyses, the result shows a significant correlation between the early adopter character traits and education level, income, individual innovativeness, opinion leader tendencies and newspaper exposure. With the understanding of the character traits of Chunghwa telecom MOD early adopters, this study helps not only offer the system operators some suggestions on promotion but also expedite the diffusion of digital TV in Taiwan.