Zheng Xing Xing Ye Ri Bao·2026-02-04 08:56Market Overview - On February 4, the professional chain sector increased by 0.3% compared to the previous trading day, with Ai Ying Shi leading the gains [1] - The Shanghai Composite Index closed at 4102.2, up 0.85%, while the Shenzhen Component Index closed at 14156.27, up 0.21% [1] Stock Performance - Ai Ying Shi (603214) closed at 18.26, with a rise of 1.78% and a trading volume of 78,500 shares, amounting to a transaction value of 144 million yuan [1] - Yuan Shi De (002416) closed at 12.96, up 0.78%, with a trading volume of 157,800 shares and a transaction value of 203 million yuan [1] - Hai Zi Wang (301078) closed at 10.96, up 0.46%, with a trading volume of 398,800 shares [1] - Tian Yin Holdings (000829) closed at 10.35, up 0.10%, with a trading volume of 147,300 shares and a transaction value of 152 million yuan [1] - Bo Shi Eye Glasses (300622) closed at 30.10, down 0.10%, with a trading volume of 54,400 shares and a transaction value of 163 million yuan [1] - Hua Zhi Jiu Hang (300755) closed at 17.58, down 0.40%, with a trading volume of 188,900 shares [1] - Ji Feng Technology (300022) closed at 8.11, down 0.73%, with a trading volume of 131,200 shares [1] Capital Flow - The professional chain sector saw a net inflow of 23.47 million yuan from institutional investors, while retail investors experienced a net outflow of 39.90 million yuan [1] - The capital flow for individual stocks shows that Hai Zi Wang had a net outflow of 26.31 million yuan from institutional investors, while Ai Ying Shi had a net inflow of 15.01 million yuan [2] - Yuan Shi De had a net inflow of 11.15 million yuan from institutional investors, while Bo Shi Eye Glasses experienced a net outflow of 16.16 million yuan [2]