Market Overview - The Shanghai Composite Index lost and regained the 4000-point mark, while the ChiNext Index experienced a pullback after reaching a high. The total market turnover was 2.17 trillion yuan, a decrease of 191.3 billion yuan compared to the previous trading day [1] - Sectors such as Fujian, military industry, and port shipping saw gains, while non-ferrous metals, wind power equipment, and oil and gas sectors faced the largest declines [1] Key Stocks - Jinfu Technology (300128) rose by 20.06% to 8.68 yuan with a turnover of 28.73 million yuan [2] - Chutian Technology (300328) increased by 20.04% to 11.32 yuan, marking a self-limit increase [2] - Jianglong Shipbuilding (300289) surged by 19.98% to 15.07 yuan, driven by military equipment and law enforcement orders [2][11] - Haixia Innovation (300300) gained 19.97% to 9.19 yuan, continuing its strong performance [2][3] - Fangda Carbon (600516) rose by 10.08% to 5.68 yuan, with significant institutional buying [15] Institutional Activity - The top net purchases on the day included Duofluor (2.22 billion yuan), Jianglong Shipbuilding (1.93 billion yuan), and Fangda Carbon (1.79 billion yuan) [2][4] - The top net sales were led by Hengbao Co. (2 billion yuan), Sixuan New Materials (1.82 billion yuan), and Shanghai Jahwa (1.80 billion yuan) [5][19] Sector Highlights - The storage chip sector saw strong performance with Yingxin Development achieving a seven-day limit increase, while quantum technology stocks like Dahua Intelligent also performed well [3] - The military equipment sector, particularly Jianglong Shipbuilding, benefited from increased orders and government contracts [11][14] Trading Dynamics - The market experienced a significant turnover with notable fluctuations in stock prices, particularly in sectors related to military and technology [1][3] - The trading volume and turnover rates indicated active participation from both retail and institutional investors, reflecting a mixed sentiment in the market [2][4]