Check the weight. Guangxi University internet plus Competition will adopt cross-examination of free papers, that is, a batch of papers will be compared with each other to check their duplication. Guangxi University internet plus Competition is one of the subject competitions for college students jointly sponsored by the Ministry of Education and the Ministry of Industry and Information Technology. It is a mass scientific and technological activity for college students, aiming at promoting the reform of the curriculum system and content of information and electronics in colleges and universities.