密集调整！交易所紧急出手！

Core Viewpoint - The article discusses the adjustments made by the Shanghai Futures Exchange regarding margin ratios and price fluctuation limits for various futures contracts, effective from January 22, 2026, indicating a significant regulatory change in the trading environment for commodities like copper, aluminum, gold, silver, and lithium carbonate [2][3][5]. Summary by Sections Margin Ratio and Price Fluctuation Adjustments - Copper futures: Price fluctuation limit adjusted to 8%, margin ratio for hedging positions to 9%, and for general positions to 10% [3]. - Aluminum futures: Price fluctuation limit adjusted to 8%, margin ratio for hedging positions to 9%, and for general positions to 10% [3]. - Gold futures (AU2602, AU2603, AU2604): Price fluctuation limit adjusted to 16%, margin ratio for hedging positions to 17%, and for general positions to 18% [3]. - Gold futures (AU2606, AU2608, AU2610, AU2612, AU2702): Price fluctuation limit adjusted to 15%, margin ratio for hedging positions to 16%, and for general positions to 17% [3]. - Silver futures (AG2602, AG2603, AG2604): Price fluctuation limit adjusted to 17%, margin ratio for hedging positions to 18%, and for general positions to 19% [3]. - Silver futures (AG2605 to AG2701): Price fluctuation limit adjusted to 15%, margin ratio for hedging positions to 16%, and for general positions to 17% [3]. - Nickel futures: Price fluctuation limit and margin ratios are also adjusted, with specific limits for day trading positions [6][8]. Trading Limits Adjustments - For silver futures, the maximum number of contracts for day trading is set at 3000 lots for specific contracts [5]. - For nickel futures, the maximum number of contracts for day trading is set at 2500 lots [6]. - For tin futures, the maximum number of contracts for day trading is set at 800 lots [11]. - Lithium carbonate futures: Price fluctuation limit adjusted to 11%, with margin ratios set at 13% for speculative trading and 12% for hedging [11]. Market Context - On January 20, 2026, spot gold and silver prices reached historical highs, with gold surpassing $4700 per ounce and silver exceeding $95 per ounce, indicating a bullish market sentiment [5].