Abstract: The train-tickets grabbing plugin is an effective tool to book train-tickets for migrant workers,but at the same time,it is considered as an opportunistic queue jumping technology which seriously disrupts social equity and justice,posing a threat to social stability.Based on this debate,this paper analyzes the feasibility of such plug-in from the four aspects of economy,social adaptation,technology,updating guarantee. The feasibility evaluation index system is constructed.Through the establishment of reasonable factor set,evaluation set,and weights set,the comprehensive multi-layer fuzzy evaluation method is applied to evaluate the feasibility of the grabbing plug-in.

Key words: train-ticket grabbing plug-in, feasibility, evaluation, comprehensive fuzzy analysis