沪银期货主力合约：涨幅从超7.6%收窄至2.9%

Core Insights - The main point of the article highlights the significant fluctuation in the Shanghai silver futures market, where the leading contract experienced a sharp decline after initially rising [1] Group 1 - The Shanghai silver futures main contract saw a high drop, with the increase narrowing down to 2.9% after reaching a peak rise of over 7.6% during the midday session [1]