Zheng Xing Xing Ye Ri Bao·2025-10-22 08:19Core Viewpoint - The non-metal materials sector experienced a decline of 1.31% on October 22, with Dongfang Carbon leading the drop. The Shanghai Composite Index closed at 3913.76, down 0.07%, while the Shenzhen Component Index closed at 12996.61, down 0.62% [1]. Summary by Category Stock Performance - The following stocks in the non-metal materials sector showed significant price movements: - Bingyang Technology (920675) closed at 13.21, up 9.26% with a trading volume of 163,100 shares and a turnover of 224 million yuan. - Changjiang Materials (001296) closed at 24.00, up 2.21% with a trading volume of 91,000 shares and a turnover of 219 million yuan. - Longgao Co. (605086) closed at 24.83, up 0.53% with a trading volume of 14,000 shares and a turnover of 34.87 million yuan. - Other notable declines included: - Dongfang Huizhen (920175) down 4.54% to 13.03. - Tianma New Materials (920971) down 4.00% to 34.08 [1][2]. Capital Flow - The non-metal materials sector saw a net outflow of 117 million yuan from institutional investors, while retail investors contributed a net inflow of 69.32 million yuan. Speculative funds recorded a net inflow of 47.51 million yuan [2][3]. Individual Stock Capital Flow - Key capital flow data for selected stocks: - Changjiang Materials (001296) had a net inflow of 3.58 million yuan from institutional investors, but a net outflow of 10.42 million yuan from retail investors. - KunCai Technology (603826) experienced a net inflow of 1.98 million yuan from institutional investors, but a net outflow of 1.25 million yuan from retail investors. - Strength Diamond (301071) faced a net outflow of 49.03 million yuan from institutional investors, while retail investors contributed a net inflow of 27.37 million yuan [3].