专业连锁板块9月8日跌0.12%，吉峰科技领跌，主力资金净流出1262.73万元

Core Insights - The professional chain sector experienced a slight decline of 0.12% on September 8, with Jifeng Technology leading the drop [1] - The Shanghai Composite Index closed at 3826.84, up 0.38%, while the Shenzhen Component Index closed at 12666.84, up 0.61% [1] Sector Performance - Notable performers in the professional chain sector included: - Huazhi Wine Industry: Closed at 17.99, up 2.04% with a trading volume of 93,400 shares and a turnover of 169 million yuan [1] - Aiyingshi: Closed at 66.81, up 0.37% with a trading volume of 55,600 shares and a turnover of 106 million yuan [1] - Boshiyanjing: Closed at 35.04, up 0.23% with a trading volume of 79,300 shares and a turnover of 276 million yuan [1] - Jifeng Technology: Closed at 8.36, down 1.99% with a trading volume of 140,600 shares and a turnover of 118 million yuan, leading the decline in the sector [1] Capital Flow Analysis - The professional chain sector saw a net outflow of 12.63 million yuan from institutional investors and 16.51 million yuan from retail investors, while individual investors contributed a net inflow of 29.14 million yuan [1] - Specific capital flows for key companies included: - Kids Wang: Net inflow of 5.52 million yuan from institutional investors, but a net outflow of 12.56 million yuan from retail investors [2] - Aiyingshi: Net inflow of 1.10 million yuan from institutional investors, with a significant net outflow of 13.23 million yuan from retail investors [2] - Jifeng Technology: Experienced a net outflow of 3.85 million yuan from institutional investors [2]