上海黄金交易所黄金T+D 7月30日（周三）晚盘收盘下跌0.32%报767.0元/克；上海黄金交易所白银T+D 7月30日（周三）晚盘收盘下跌1.23%报9062.0元/千克。

Core Viewpoint - The Shanghai Gold Exchange reported a decline in both gold and silver T+D prices on July 30, with gold closing at 767.0 CNY per gram and silver at 9062.0 CNY per kilogram, indicating a downward trend in precious metal prices [1]. Group 1: Gold Market - The gold T+D price decreased by 0.32% on July 30, closing at 767.0 CNY per gram [1]. Group 2: Silver Market - The silver T+D price fell by 1.23% on July 30, closing at 9062.0 CNY per kilogram [1].