Abstract Most of people were introduced that cyber coffee shop equivalent to electrical game shop, and electrical game shop was regard as gambling place. Therefore , cyber coffee shop was misinterpreted to gambling place before. Meanwhile , people who merely know the addiction of cyber coffee shop , but do not try to know the reason why people have such addiction. The young people like to stay at cyber coffee shop where has not only hi-end facility but also good partnership can be found there. Especially , for some people who can escape from parent¡¦s or others interruptions and enjoy themselves while they stay at the cyber coffee shop. After reviewing the previous literatures, we adopt to do the case study from the point of view of schoolwork , relationship and filiation. In principle , we focus on studying the user¡¦s on line behavior of cyber coffee shop in Kaohsiung. Finally we found that the young students are major users of cyber coffee shop in Kaohsiung , and they express that they can well handle the schoolwork. Even though they are good users who have better intelligence , we still worry them will be affected by poor circumstance and play with highly potential risk if the owners of cyber coffee shop have not well management. It worthy to think how to well manage the discipline of cyber coffee shop by responsible education department of government after concluded some guideline through this study.