Product
Lowest Price
Highest Price
Average Price
Fluctuation
Update
Copper
50350
50700
50525
↑40
2014/5/19
Premium/Discount
600
800
700
0
Aluminum
12990
13030
13010
↑70
-110
-70
-90
↓-40
Zinc
15110
15260
15185
↓-10
-95
55
-20
Nickel
136300
136500
136400
↑3650
Tin
139500
141000
140250
↓-250
Lead
13850
14000
13925