Zheng Xing Xing Ye Ri Bao·2025-09-22 08:40Core Insights - The non-metal materials sector experienced a slight increase of 0.21% on September 22, with Tianma New Materials leading the gains [1] - The Shanghai Composite Index closed at 3828.58, up 0.22%, while the Shenzhen Component Index closed at 13157.97, up 0.67% [1] Sector Performance - Tianma New Materials (code: 838971) saw a significant rise of 7.88%, closing at 45.31 with a trading volume of 123,800 shares and a transaction value of 550 million yuan [1] - Other notable performers included Lianrui New Materials (code: 688300) with a 2.04% increase, and Quartz Co. (code: 603688) with a 1.09% increase [1] - Conversely, Jiangsu Changjiang Materials (code: 001296) and Dongfang Carbon (code: 832175) experienced declines of 0.62% and 2.68%, respectively [1] Capital Flow - The non-metal materials sector saw a net inflow of 15.17 million yuan from institutional investors, while retail investors experienced a net outflow of 24.70 million yuan [3] - The overall capital flow indicates a mixed sentiment among different investor categories within the sector [3]