有色金属日报-20250819

Report Industry Investment Ratings - Copper: ★☆☆ [1] - Aluminum: ★☆☆ [1][5] - Alumina: なな女 [1] - Cast Aluminum Alloy: 文文文 [1] - Zinc: ななな [1][3] - Nickel and Stainless Steel: ★☆☆ [1][6] - Tin: ★☆☆ [1][7] - Lithium Carbonate: ★☆☆ [1][8] - Industrial Silicon: ななな [1][9] - Polysilicon: な女女 [1][10] Core Views - The copper market is still cautiously evaluating economic growth risks and paying attention to the Jackson Hole Annual Meeting this week. It is inclined that the resistance to trading above the copper market is significant, and short positions above 79,000 yuan should be held [1]. - The Shanghai aluminum market fluctuates narrowly. The peak of inventory accumulation in the off - season may be approaching, and the inventory is likely to be at a low level this year. It is mainly in short - term shock, with resistance at 21,000 yuan [2]. - In the first half of 2025, the zinc ore output of major overseas mining enterprises increased by more than 12% year - on - year. The demand off - season is obvious. The zinc market is dominated by the fundamentals of increasing supply and weak demand. It is necessary to be vigilant against the repeated macro - sentiment [3]. - The consumption peak season of aluminum is not prosperous, but the cost side has strong support for the price. It is advisable to hold long positions at 16,600 yuan/ton and pay attention to the opportunity of the last trading days of call options [5]. - The stainless - steel social inventory has decreased for 6 consecutive weeks, but the downstream acceptance of high - price stainless - steel is still poor. The Shanghai nickel is in the middle and late stage of the rebound, and short positions should be actively intervened [6]. - The Shanghai tin rose in the afternoon session and regained the MA40 moving average. The low overseas inventory and spot premium support the London tin [7]. - The lithium carbonate futures price fluctuates, and the market trading is active. The short - term long - position thinking should be adopted, and risk control should be done well [8]. - The industrial silicon futures fluctuate downward. The main contract is expected to fluctuate in the range of 8,500 - 9,000 yuan/ton [9]. - The polysilicon futures closed down in shock. There is an opportunity to go long near 50,000 yuan/ton, but there is still resistance above 53,000 yuan/ton [10]. Summaries by Related Catalogs Copper - On Tuesday, Shanghai copper reduced its positions and continued to fluctuate in a narrow range. Technically, pay attention to the support toughness of the MA60 moving average. The domestic spot copper is 79,100 yuan, and the Shanghai premium slightly shrinks to 195 yuan [1]. Aluminum & Alumina & Aluminum Alloy - Shanghai aluminum fluctuates narrowly, with a spot discount of 20 yuan in East China. At the beginning of the week, the social inventory of aluminum ingots increased by 19,000 tons compared with Thursday, and the aluminum rods decreased by 6,000 tons. The downstream start - up is stable [2]. - The operating capacity of alumina is at a historical high, and the industry inventory and SHFE warehouse receipts are both rising. Supply surplus is gradually emerging, and the spot index in various places is falling [2]. Zinc - In 2025H1, the zinc ore output of major overseas mining enterprises increased by more than 12% year - on - year. The demand off - season is obvious. The zinc market is dominated by the fundamentals of increasing supply and weak demand [3]. Nickel and Stainless Steel - This week, the stainless - steel social inventory has decreased for 6 consecutive weeks, but the downstream acceptance of high - price stainless - steel is still poor. The supply is expected to increase, and there is still some uncertainty in the market [6]. Tin - Shanghai tin fluctuated and rose in the afternoon session, regaining the MA40 moving average. Indonesia's refined tin exports in July were 3,792 tons, a 15% month - on - month decrease [7]. Lithium Carbonate - The lithium carbonate futures price fluctuates, and the market trading is active. The total market inventory is basically stable at 142,000 tons [8]. Industrial Silicon - The industrial silicon futures fluctuate downward. During the wet season, the supply and demand of industrial silicon both increase, and the improvement of the fundamentals is limited [9]. Polysilicon - The polysilicon futures closed down in shock. The terminal and downstream demand is stable, while the polysilicon production schedule has increased significantly, and the high - inventory pattern suppresses the spot quotation [10].