Zheng Xing Xing Ye Ri Bao·2025-10-16 08:20Core Insights - The non-metal materials sector experienced a slight increase of 0.17% on October 16, with Strength Diamond leading the gains [1] - The Shanghai Composite Index closed at 3916.23, up 0.1%, while the Shenzhen Component Index closed at 13086.41, down 0.25% [1] Sector Performance - Strength Diamond (301071) saw a closing price of 43.95, with a significant increase of 7.27% and a trading volume of 368,600 shares, amounting to a transaction value of 1.558 billion [1] - Other notable performers included Tianma New Materials (920971) with a 2.07% increase, and Suotong Development (603612) with a 1.79% increase [1] - Conversely, Longgao Co. (605086) and Jiangsu Changjiang Materials (001296) experienced declines of 2.42% and 2.15%, respectively [1] Capital Flow - The non-metal materials sector saw a net inflow of 95.9941 million in main funds, while retail funds experienced a net outflow of 76.1369 million [2][3] - Strength Diamond led the main fund inflow with 65.4779 million, while retail investors withdrew 63.7005 million [3] - Suotong Development also attracted significant main fund inflow of 40.6739 million, despite a retail outflow of 25.8334 million [3]