Zheng Xing Xing Ye Ri Bao·2025-07-31 08:36Core Points - The component sector increased by 0.69% on July 31, with Shengyi Electronics leading the gains [1] - The Shanghai Composite Index closed at 3573.21, down 1.18%, while the Shenzhen Component Index closed at 11009.77, down 1.73% [1] Company Performance - Shengyi Electronics (688183) closed at 53.17, up 6.11% with a trading volume of 403,100 shares and a transaction value of 221.3 million [1] - Shengyi Technology (600183) closed at 42.92, up 3.80% with a trading volume of 452,300 shares and a transaction value of 194.4 million [1] - Hongxin Electronics (300657) closed at 29.61, up 3.42% with a trading volume of 478,600 shares and a transaction value of 1.418 billion [1] - Huhua Electric (002463) closed at 56.27, up 3.29% with a trading volume of 836,100 shares and a transaction value of 4.746 billion [1] - Maijie Technology (300319) closed at 11.45, up 3.15% with a trading volume of 514,300 shares and a transaction value of 578 million [1] - Dongshan Precision (002384) closed at 58.49, up 3.14% with a trading volume of 953,500 shares and a transaction value of 5.667 billion [1] - Jianghai Co. (002484) closed at 23.88, up 2.71% with a trading volume of 526,900 shares and a transaction value of 125.5 million [1] - Fangbang Co. (688020) closed at 56.78, up 2.12% with a trading volume of 127,600 shares and a transaction value of 74 million [1] - Qiangda Circuit (301628) closed at 92.46, up 2.05% with a trading volume of 35,300 shares and a transaction value of 329 million [1] - Xingsen Technology (002436) closed at 18.96, up 1.99% with a trading volume of 2,621,600 shares and a transaction value of 506.47 million [1] Fund Flow - The component sector experienced a net outflow of 581 million from main funds, while retail funds saw a net inflow of 431 million [3] - Speculative funds had a net inflow of 150 million [3]