黄金概念股，集体下挫

Market Overview - A-shares experienced fluctuations and retreated, with the Shenzhen Component Index and ChiNext Index turning red after briefly rising [1] - The total trading volume in the Shanghai and Shenzhen markets was 1.1 trillion, a decrease of 53.5 billion compared to the previous trading day [1] Sector Performance - The deep earth economy concept continued to show strength, with ShenKai Co. and Petrochemical Machinery achieving three consecutive trading limit ups [3] - The Hubei state-owned assets concept maintained its momentum, with Wuhan Holdings and Hubei Broadcasting advancing to two consecutive trading limit ups [3] - The controllable nuclear fusion concept regained strength, with AnTai Technology and Atlantic both hitting trading limit ups [3] - In contrast, the gold sector experienced a collective pullback, with Hunan Silver hitting the trading limit down [3] - The natural gas sector weakened, with Guo Xin Energy also hitting the trading limit down [3] - Sectors such as engineering machinery, plant-based meat, and wind power saw significant gains, while gold and battery sectors faced notable declines [3] - By the end of the trading session, the Shanghai Composite Index fell by 0.44%, the Shenzhen Component Index dropped by 0.81%, and the ChiNext Index decreased by 0.89% [3]