LME Market Report - London September 21 news: Tuesday by the fund buying support, the London Metal Exchange (LME) benchmark aluminum prices rose sharply in the third month, once rose to a five-month high of 1,806 US dollars, It closed at $1,802, up 2.8%. Dealers said that fund and bank buying are the main driving forces behind the rise in aluminum prices. Although aluminum is currently overbought, the price will continue to rise from the side of the market and there will be more buying inflows on the 22nd. It is expected that there will be strong resistance at USD 1,806-1,810 on the 22nd. The spot/three-month aluminum price changed from a seven-dollar premium on the 17th to a nine-digit premium on the 21st. Analysts said that the aluminum company workers strike has become one of the driving forces for aluminum prices. Alcoa has accepted the proposal of the government coordinator to return to the negotiating table. The current negotiations are still going on, but the strike is not over. Higher aluminum prices were boosted by the benchmark three months. Except that the price of tin declined, all other base metal prices rose. The benchmark three-month lead price rose 3.8% to close at $905. Spot/three-month lead price premiums rose from US$35/tonne on the 20th to US$42.50/tonne. The benchmark three-month copper price rose 1.7%. The spot/three-month copper price premium rose from US$69/tonne on the 20th to US$72.50/tonne. It is expected that the benchmark copper price upward resistance for the three-month period will be US$2,960. Affected by the increase in inventory, zinc prices rose slightly in the three-month benchmark period. LME zinc inventories increased by 18,075 metric tons to 737,100 metric tons. The three-month zinc price is expected to fluctuate within the range of 1,000-1,020 USD in the short term. Source: China International Futures Brokerage Co., Ltd.