A Two-Stage Algorithm for the Closed-Loop Location-Inventory Problem Model Considering Returns in E-Commerce

Table 2

Parameters of SRs.

SR	Coordinate (km)	Demand (unit)
Wuhan (i1)	(3342, 38529)	673
Xiangyang (i2)	(3322, 37609)	514
Xiaogan (i3)	(3533, 38491)	500
Yichang (i4)	(3397, 37528)	465
Jingzhou (i5)	(3356, 37619)	520
Huanggang (i6)	(3369, 38583)	440
Huangshi (i7)	(3342, 38604)	360
Shiyan (i8)	(3614, 37480)	400
Suizhou (i9)	(3468, 38361)	350
Xianning (i10)	(3305, 38527)	400
Enshi (i11)	(3271, 37357)	410
Jingmen (i12)	(3433, 37613)	510
Ezhou (i13)	(3362, 38583)	400