The features of energy conservation, emission reduction and health of biking activities have already made it one of the primary leisure sports recently in Taiwan. Therefore, researchers surveyed bikers in Kaohsiung to investigate the correlation of brand cognition, interpersonal influence and consumer demand on consumer purchase intention. The statistics data on 253 samples revealed that: (1) There was positive correlation between brand cognition and consumer purchase intention. (2) There was positive correlation between interpersonal influence and consumer purchase intention. (3) There was positive correlation between consumer demand and consumer purchase intention. According to the results, the researchers presented some suggestions for the following research and bicycle marketing salesmen.