上期所原油期货夜盘收跌1.83%，报435.1元/桶

Core Viewpoint - The Shanghai Futures Exchange reported a decline in crude oil futures while gold and silver futures experienced gains on October 17, indicating mixed trends in commodity markets [1]. Group 1: Crude Oil Market - Crude oil futures on the Shanghai Futures Exchange fell by 1.83%, closing at 435.1 yuan per barrel [1]. Group 2: Precious Metals Market - The main gold contract rose by 1.96%, ending at 982 yuan per gram [1]. - The main silver contract increased by 1.72%, closing at 12,208 yuan per kilogram [1].