贵金属价格巨震，招行、邮储发声

Core Viewpoint - Recent volatility in precious metal prices has prompted major banks, including China Merchants Bank and Postal Savings Bank of China, to issue risk warnings and adjust their trading policies to protect investors [1][2]. Group 1: China Merchants Bank Actions - China Merchants Bank announced adjustments to its "Zhaocai Gold" business due to increased volatility in domestic and international precious metal prices [1]. - Starting from February 2, 2026, the margin ratio for various gold contracts, including Au(T+D) and Ag(T+D), will be increased from 60% to 70%, while the price fluctuation limit remains unchanged at 15% [1]. - For the Ag(T+D) contract, if a one-sided market occurs, the fluctuation limit will increase from 19% to 25% starting the next trading day after the margin adjustment [1]. Group 2: Postal Savings Bank Advisory - Postal Savings Bank issued a warning regarding the significant fluctuations in precious metal prices, urging clients to enhance their risk awareness [2][3]. - The bank advised clients to assess their financial situation and risk tolerance carefully, recommending rational investment strategies and careful position management to mitigate potential losses from price volatility [2][3].