贵金属期货直线拉升，沪金主力合约涨近2%，现报770元/克。沪银主力合约涨超1%，现报8207元/千克。

Group 1 - Precious metal futures experienced a sharp increase, with the main contract for gold in Shanghai rising nearly 2%, currently priced at 770 yuan per gram [1] - The main contract for silver in Shanghai increased by over 1%, currently priced at 8207 yuan per kilogram [1]