上金所调整黄金、白银部分合约保证金水平和涨跌停板

Group 1 - The Shanghai Gold Exchange announced adjustments to margin levels and price limits for certain gold contracts, effective from February 4 [1] - The margin ratio for contracts such as Au (T+D), mAu (T+D), Au (T+N1), Au (T+N2), NYAuTN06, and NYAuTN12 has been increased from 16% to 17%, with the price fluctuation limit changing from 15% to 16% [1] - The margin for CAu99.99 contracts has been raised from 120,000 yuan to 150,000 yuan per contract [1] Group 2 - The margin level for Ag (T+D) contracts has been reduced from 26% to 23%, with the price fluctuation limit changing from 25% to 22% starting from February 3 [3]