Zheng Xing Xing Ye Ri Bao·2025-08-18 08:39Market Performance - The glass and fiberglass sector increased by 3.3% on August 18, with Zai Sheng Technology leading the gains [1] - The Shanghai Composite Index closed at 3728.03, up 0.85%, while the Shenzhen Component Index closed at 11835.57, up 1.73% [1] Stock Performance - Zai Sheng Technology (603601) closed at 5.76, up 9.92% with a trading volume of 759,300 shares and a transaction value of 431 million yuan [1] - International Composites (301526) closed at 7.01, up 9.87% with a trading volume of 4.1387 million shares and a transaction value of 2.758 billion yuan [1] - Honghe Technology (603256) closed at 35.50, up 8.03% with a trading volume of 309,200 shares [1] - China Jushi (600176) closed at 13.37, up 1.06% with a trading volume of 1.0774 million shares and a transaction value of 1.447 billion yuan [1] Capital Flow - The glass and fiberglass sector experienced a net outflow of 313 million yuan from institutional investors, while retail investors saw a net inflow of 121 million yuan [2] - The sector's overall capital flow indicates a mixed sentiment among different investor types [2] Individual Stock Capital Flow - Zai Sheng Technology had a net inflow of 61.029 million yuan from institutional investors, while it faced a net outflow of 32.6624 million yuan from speculative funds [3] - Longhai Co. (300196) saw a net inflow of 22.6047 million yuan from institutional investors, but also experienced outflows from both speculative and retail investors [3] - North Glass (002613) had a net outflow of 9.816 million yuan from institutional investors, while retail investors contributed a net inflow of 8.8834 million yuan [3]