With the rapid development of mobile internet,academic conference management system has not yet been able to provide a more convenient and instant service channels to participants. In light of this problem,we built a multi-terminal services-oriented academic conference management system by adopting the scheme of multi-terminal adaptation based on the separation of front-end. For saving the manpower,material resources and time,the system employs KNN algorithm to achieve the function of automatic classification for papers contribution and combines the reverse greedy algorithm to solve the proble...