Product
Lowest Price
Highest Price
Average Price
Fluctuation
Update
Copper
49750
49990
49870
↓-590
2014/5/21
Premium/Discount
520
760
640
↑25
Aluminum
12990
13030
13010
↓-50
-100
-60
-80
↓-10
Zinc
15130
15280
15205
-90
60
-15
0
Nickel
136300
136500
136400
↓-3500
Tin
139500
141000
140250
Lead
13900
14000
13950