Zheng Xing Xing Ye Ri Bao·2025-08-26 08:30Market Overview - The non-metal materials sector experienced a decline of 0.52% on August 26, with Quartz Co. leading the drop [1] - The Shanghai Composite Index closed at 3868.38, down 0.39%, while the Shenzhen Component Index closed at 12473.17, up 0.26% [1] Individual Stock Performance - Quartz Co. (603688) closed at 40.47, down 4.17% with a trading volume of 313,300 shares [1] - Ningxin New Materials (839719) closed at 16.14, down 1.82% with a trading volume of 44,800 shares [1] - Lianrui New Materials (688300) closed at 62.96, down 1.01% with a trading volume of 58,300 shares [1] - Dongfang Xiayuan (832175) closed at 12.86, down 1.00% with a trading volume of 33,100 shares [1] - Power Diamond (301071) closed at 31.54, down 0.76% with a trading volume of 48,800 shares [1] - Kuncai Technology (603826) closed at 20.60, down 0.68% with a trading volume of 58,500 shares [1] - Qilu Huaxin (830832) closed at 8.71, down 0.46% with a trading volume of 24,900 shares [1] - Bingyang Technology (836675) closed at 12.80, up 0.87% with a trading volume of 21,500 shares [1] - Tianma New Materials (838971) closed at 39.39, up 2.15% with a trading volume of 65,900 shares [1] - Longgao Co. (605086) closed at 29.34, up 2.48% with a trading volume of 59,100 shares [1] Capital Flow Analysis - The non-metal materials sector saw a net outflow of 168 million yuan from institutional investors, while retail investors contributed a net inflow of 148 million yuan [1] - Speculative funds recorded a net inflow of 19.89 million yuan into the sector [1]