Product
Lowest Price
Highest Price
Average Price
Fluctuation
Update
Copper
44100
44200
44150
↑435
2015/4/27
Premium/Discount
90
180
135
↓-20
Aluminum
13150
13190
13170
↑80
-160
-120
-140
↓-10
Zinc
16520
16670
16595
↑220
-230
-80
-155
↓-30
Nickel
97700
99500
98600
↑4200
Tin
112500
114000
113250
↑750
Lead
13750
13900
13825
↑325