An embodiment method for operating by a controller a cell based mobility production system which produces various kinds of mobilities with a plurality of cells connected in series or in parallel includes arranging a necessary task for each cell in consideration of a mobility production target and a deviation of utilization rate between the cells, setting a sequence of the cells through which a vehicle body matched for a type of mobility passes in consideration of the task arranged for each cell, and determining a feeding sequence of each type of vehicle body in consideration of the sequence of the cells through which each type of vehicle body passes.