Design of a Multiobjective Reverse Logistics Network Considering the Cost and Service Level

Table 1

Parameters of five problem sets.

Problem sets	1	2	3	4	5
Number of customer zones	50	60	80	100	120
Number of potential collection points	20	30	35	40	50
Number of potential repair centres	8	10	10	12	12
Location scale of all points	0~100	0~100	0~150	0~150	0~200