上期所原油期货夜盘收跌1.43%，报497.1元/桶

Group 1 - The core viewpoint of the article indicates that the Shanghai Futures Exchange saw a decline in crude oil futures while gold and silver futures experienced slight increases [1] Group 2 - Crude oil futures on the Shanghai Futures Exchange closed down by 1.43%, settling at 497.1 yuan per barrel [1] - The main gold contract rose by 0.26%, closing at 785 yuan per gram [1] - The main silver contract increased by 0.43%, closing at 9241 yuan per kilogram [1]