上期所：调整白银期货相关合约交易保证金比例和涨跌停板幅度

Group 1 - The Shanghai Futures Exchange announced adjustments to the trading margin ratios and price fluctuation limits for silver futures contracts, effective from the settlement at the close of trading on December 12, 2025 [1] - The price fluctuation limit for the silver futures contract AG2602 will be adjusted to 15%, while the margin ratio for holding positions will be set at 16% and for general positions at 17% [1] - Adjustments may occur based on the provisions outlined in Article 13 of the Shanghai Futures Exchange Risk Control Management Measures [1]