Copper - LME copper opened at $9,047/mt overnight, initially dipping to $9,022.5/mt before fluctuating upward to a high of $9,123.5/mt at the close, finally settling at $9,117/mt with an open interest of 273,000 lots. The most-traded SHFE copper 2501 contract opened at 73,980 yuan/mt, initially dipping to 73,930 yuan/mt before fluctuating upward to a high of 74,320 yuan/mt at the close, finally settling at 74,280 yuan/mt, up 0.32%, with a trading volume of 20,000 lots and an open interest of 134,000 lots. 

Aluminum - Overnight, the most-traded SHFE aluminum 2501 contract opened at 20,540 yuan/mt, reached a high of 20,670 yuan/mt, a low of 20,520 yuan/mt, and closed at 20,650 yuan/mt, up 65 yuan/mt or 0.32% from the previous close. On Tuesday, LME aluminum opened at $2,609.5/mt, hit a high of $2,655/mt, a low of $2,606/mt, and closed at $2,645.5/mt, up $35/mt or 1.34%.

Lead - Overnight, LME lead opened at $1,992.5/mt, consolidated during the Asian session, dipped to $1,975.5/mt in the European session, then rose to a high of $2,013.5/mt before slightly dropping back, and finally closed at $2,004.5/mt, up $6/mt, an increase of 0.3%. Overnight, the most-traded SHFE lead 2412 contract opened at 16,785 yuan/mt, initially rose to a high of 16,880 yuan/mt, then slightly weakened, dipped below the daily moving average to 16,770 yuan/mt, and finally slightly rebounded to close at 16,810 yuan/mt, up 30 yuan/mt, an increase of 0.18%.

Zinc - Overnight, LME zinc opened at $2,956/mt. After a brief dip at the beginning of the session, LME zinc consolidated around the daily moving average. Near the European trading hours, shorts reduced positions and exited, causing LME zinc to surge quickly, reaching a high of $2,987/mt. Subsequently, shorts targeted LME zinc at high levels, causing it to fluctuate downward, hitting a low of $2,941.5/mt during the night session. By the end of the session, it returned to consolidate around the daily moving average, closing up at $2,966/mt, an increase of $3/mt or 0.1%. Trading volume decreased to 8,960 lots, and open interest decreased by 627 lots to 245,000 lots. Overnight, the most-traded SHFE zinc 2412 contract opened at 24,150 yuan/mt. At the beginning of the session, bulls increased positions, causing SHFE zinc to fluctuate upward, with the center of gravity shifting to 24,870 yuan/mt, peaking at 24,915 yuan/mt. It eventually closed up at 24,860 yuan/mt, an increase of 165 yuan/mt or 0.67%. Trading volume decreased to 49,733 lots, and open interest decreased by 1,526 lots to 95,220 lots. Overnight, the most-traded SHFE zinc 2412 contract opened at 24,150 yuan/mt. At the beginning of the session, bulls increased positions, causing SHFE zinc to fluctuate upward, with the center of gravity shifting to 24,870 yuan/mt, peaking at 24,915 yuan/mt. It eventually closed up at 24,860 yuan/mt, an increase of 165 yuan/mt or 0.67%. Trading volume decreased to 49,733 lots, and open interest decreased by 1,526 lots to 95,220 lots.

Nickel - On November 19, Jinchuan nickel was quoted at a premium of 2,200-2,500 yuan/mt, with an average of 2,350 yuan/mt, remaining unchanged from the previous trading day. Norilsk nickel was quoted at a discount of 150 yuan/mt to a premium of 100 yuan/mt, with an average discount of 25 yuan/mt, up 25 yuan/mt from the previous trading day.