When we discuss school violence, most people think of bullied and helpless children in hiding in a corner. But with the development of technology, the campus violence has another invisible shape – cyberbullying, which is an extension of traditional bullying and gives rise to people's attention. According to some articles, there are five elements that constitute cyberbullying. Firstly, it goes through digital means. Secondly, they have subjective malice. Thirdly, there are frequent bullying behaviors. Fourthly, bullies and victims are commonly not equal. And finally, there is actual harm. But what are the similarities and differences between traditional bullying and cyberbullying?