In the perspective of news communication, this paper taking the event of “Ganchai and Liehuo” as an example, analyzes the concept of “fair use” of copyright law. And it studies the game between the rights and interests of all news communication parties in the era of WeChat.The characteristic of ”Everyone is reporter “in times of Wechat indicates the transfer of communication power. It also means that the relationship between rights and interests of communication waits to be balanced. The “Fair use” of copyright law is the key to protect their rights. Moreover, this paper also interprets the boundary between news fact quotations and plagiarism. In the current environment, it is not too much signifcance to discuss whether “Ganchai and Liehuo”being washed or originality. For achieving the balance between individual rights and social interests, what the academic circle and the industry need to discuss is how to create a legal environment to implement the “Fair use”system.