Product
Price
Average price
Fluctuation
Date
1# copper
May 17
Premium /discount
(discount )400-( discount) 500
450
460
10:30
A00aluminum
16570-16600
16585
-10
May 16
1# lead
15700-15900
15800
-100
0# zinc
16350-16450
16400
-150
1# tin
209000-214000
211500
-1250
1# nickel
182500-183500
183000
-1000