On the evening of July 10, Tianjin University and Xiamen University respectively issued a report on the investigation and handling of "the two master's papers are identical". According to the circular, two students involved in the case were involved in academic fraud because of writing papers and buying and selling papers, and their master's degrees were revoked and their master's degree certificates were withdrawn and cancelled. According to media reports on July 8th, Liu, a graduate of the 20th18th software engineering major from the School of Software Engineering of Tianjin University, has a master's degree thesis "Design and Implementation of Environment Management System Based on", which is similar to the thesis of the software engineering major from the School of Information of Xiamen University in terms of title, abstract, keywords, text structure, content, charts and so on, and has several paragraphs.