中国基金报·2025-08-21 08:13Market Overview - The A-share market experienced fluctuations, with a notable drop around 14:20, but managed to recover slightly by the end of the trading session. The Shanghai Composite Index rose by 0.13%, while the Shenzhen Component and ChiNext Index fell by 0.06% and 0.47%, respectively [3][4]. Trading Data - Key trading statistics include: - Highest index value: 3787.98 - Lowest index value: 3757.99 - Total trading volume: 6.92 billion shares - Total trading value: 997.74 billion [4]. Sector Performance - Defensive sectors such as banking, electricity, and coal saw a rebound, while high-flying stocks faced significant declines, leading to a wave of limit-downs in several previously high-performing stocks [11]. Notable Stocks - Stablecoin-related stocks performed well, with companies like Sanwei Xinan and Beixin Yuan hitting the daily limit up. This was attributed to positive news regarding stablecoins that exceeded market expectations [6][12]. - In the agricultural sector, Muyuan Foods reported a total revenue of 76.463 billion, a year-on-year increase of 34.46%, and a net profit of 10.53 billion, marking a 1170% increase year-on-year, achieving a record high for the first half of the year [10]. DeepSeek AI Model Update - DeepSeek released an upgraded AI model, DeepSeek-V3.1, featuring a mixed reasoning architecture that supports both thinking and non-thinking modes, improved efficiency, and enhanced agent capabilities. This upgrade positively impacted DeepSeek-related stocks, which saw a rise in prices towards the end of the trading day [14][12].