Market Overview - On February 2, 2026, the domestic futures market opened with more declines than gains, with major contracts such as silver and platinum hitting the limit down, while palladium fell over 15% [3][7] - Gold and tin dropped more than 9%, copper (both domestic and international) and lithium carbonate fell over 5%, and nickel decreased by over 4% [3][7] Price Movements - Significant declines were observed in various commodities, including: - Silver (沪银2604M) at 24,832, down 17.01% [8] - Aluminum (铝2606 M) at 553.20, down 15.84% [8] - Nickel (沪镍2603 M) at 102,000, down 5.85% [8] - Lithium carbonate (碳酸锂2605 M) at 145,180, down 5.72% [8] - In contrast, caustic soda (烧碱) saw an increase of over 2% [3][7] Trading Volume and Open Interest - Trading volumes and open interest showed notable changes, with: - Silver (沪银2604M) having a trading volume of 67,1576, down by 5,087 [8] - Aluminum (铝2606 M) with a trading volume of 982,104.10, showing an increase in open interest by 62 [8] - Copper (国际铜2603 m) with a trading volume of 6,461, down by 1 [8]

Group 1 - The Shanghai International Energy Exchange announced the trading schedule for the National Day and Mid-Autumn Festival in 2025, indicating no night trading on September 30, 2025, and a market closure from October 1 to October 8, 2025, with trading resuming on October 9, 2025 [1] Group 2 - Starting from the settlement on September 29, 2025, the margin ratios and price fluctuation limits for various futures contracts will be adjusted, including a 9% fluctuation limit for international copper futures and a 12% limit for crude oil and low-sulfur fuel oil futures [2] - The margin ratio for international copper futures will be set at 10% for hedging positions and 11% for general positions, while crude oil futures will have a 13% margin for hedging and 14% for general positions [2] Group 3 - On October 9, 2025, after the first trading day without a one-sided market, the price fluctuation limits and margin ratios for all futures contracts will revert to their original levels [2][3]