Bank of China: The margin ratio for our bank's gold deferred contract customers has been adjusted from 47.52% to 55.44%.

Bank of China Announcement: Starting from the closing settlement on February 11, 2026, the margin ratio for Shanghai Gold Exchange (SGE) gold deferred contracts will be adjusted from 18% to 21%. Our bank's margin ratio for gold deferred contracts will be adjusted from 47.52% to 55.44%. The daily price limit for SGE will be adjusted from 17% to 20% starting from the next trading day. Additionally, starting from the closing settlement on February 11, 2026, the margin ratio for SGE silver deferred contracts will be adjusted from 24% to 27%. Our bank's margin ratio for silver deferred contracts will be adjusted from 68.88% to 77.49%. The daily price limit for SGE will be adjusted from 23% to 26% starting from the next trading day.