行情波动剧烈，交易所再出手！

Core Viewpoint - The Shanghai Futures Exchange and the Shanghai International Energy Exchange announced adjustments to the trading limits and margin requirements for various futures contracts, effective from February 9, 2026, in response to market volatility [1][2]. Group 1: Adjustments to Futures Contracts - The trading limit for copper, aluminum, lead, zinc, and alumina futures contracts will be adjusted to 10%, with the margin for hedging positions set at 11% and for general positions at 12% [1][2]. - The trading limit for casting aluminum alloy, wire, and stainless steel futures will be set at 8%, with hedging margin at 9% and general margin at 10% [1]. - Nickel and tin futures will have a trading limit of 12%, with hedging margin at 13% and general margin at 14% [1]. - Gold futures will see a trading limit of 17%, with hedging margin at 18% and general margin at 19% [1]. - Silver futures will have a trading limit of 20%, with hedging margin at 21% and general margin at 22% [1]. Group 2: Regulatory Measures - The Shanghai Futures Exchange has implemented restrictions on opening new positions for certain clients due to excessive trading volumes that violated exchange regulations [2]. - On February 5, 2026, six groups of accounts exceeded the trading limits set by the exchange, leading to regulatory actions against those clients [2].