SMM Daily Review: US Dollar Declines, Metals Show Mixed Performance, SHFE Copper and Alumina Drop Over 1%, Silicon Metal Rises Over 1% As of the close of the day, base metals in the domestic market showed mixed performance. SHFE copper, SHFE zinc, and SHFE nickel all declined, with SHFE zinc down 0.25% and SHFE nickel down 0.05%. SHFE copper led the decline with a drop of 1.03%, while SHFE aluminum rose 0.56% and SHFE tin increased 0.82%. The main alumina contract fell 1.39%. Additionally, the main lithium carbonate contract rose 0.24%, the main silicon metal contract increased 1.12%, the main polysilicon contract dropped 0.06%, and the main Europe container shipping contract rose 0.62%.