Group 1 - The core viewpoint of the articles highlights significant fluctuations in the precious metals market, particularly affecting domestic futures markets, with major contracts like silver and gold experiencing sharp declines [1][2] - On February 2, 2026, the main silver futures contract on the Shanghai Futures Exchange hit the daily limit down, trading at 24,832 yuan per kilogram, while gold and other precious metals also saw notable downward trends [1] - The Shanghai Gold Exchange announced adjustments to the margin levels and price limits for silver contracts due to the large price volatility, increasing the margin requirement from 20% to 26% in case of a one-sided market [1] Group 2 - Major banks such as ICBC, ABC, BOC, CCB, and Bank of Communications have adjusted their gold accumulation business rules in response to recent market volatility, including raising the minimum purchase amount and implementing risk tolerance thresholds [2] - These banks have also introduced limit management for accumulation business on non-trading days and issued risk alerts to guide investors in managing their positions effectively [2]