Abstract In the society, most people thinks that participating in sports can develop sportsmanship efficiently and the value correctly; however, due to internet technology, media development and the starting of utilitarianism, it has affected the ethic values of sportsmen, such as sports violence, playing fake games and taking drugs, etc. The Chinese Professional Baseball League (CPBL), in particular, during the last few years, it has happened many cases regarding fake games or sports violence. These can't stop people from wondering if participating in sports activities can really develop the right value? At the same time, it is seriously hurting our baseball culture in Taiwan. CPBL is like the royalty in Taiwan and to most young players, this is the dream. In this article, it is mainly discussing some related theories to ethic values and ways of ethic judgement. Hopefully, it can assist sportsmen develop the right ethic value and the correct ethic judgement.