Zheng Xing Xing Ye Ri Bao·2025-09-29 08:39Core Viewpoint - The non-metal materials sector experienced a slight increase of 0.21% on September 29, with Ningxin New Materials leading the gains. The Shanghai Composite Index closed at 3862.53, up 0.9%, while the Shenzhen Component Index rose by 2.05% to 13479.43 [1]. Group 1: Stock Performance - Ningxin New Materials (839719) closed at 15.67, with a rise of 4.61% and a trading volume of 57,600 shares, totaling a transaction value of 89.37 million yuan [1]. - Tianma New Materials (838971) saw a closing price of 39.80, up 3.84%, with a trading volume of 53,400 shares and a transaction value of 212 million yuan [1]. - Suotong Development (603612) closed at 26.85, increasing by 3.55% with a trading volume of 274,600 shares, amounting to 732 million yuan [1]. - Longjiang Materials (001296) closed at 23.04, up 1.90%, with a trading volume of 30,700 shares and a transaction value of 70.04 million yuan [1]. - Dongfang Huayuan (832175) closed at 12.04, increasing by 1.52% with a trading volume of 15,900 shares and a transaction value of 19.05 million yuan [1]. - Lianrui New Materials (688300) closed at 60.01, up 0.47%, with a trading volume of 53,300 shares and a transaction value of 321 million yuan [1]. - Qilu Huaxin (830832) closed at 8.21, with a slight increase of 0.24% and a trading volume of 17,500 shares, totaling 14.23 million yuan [1]. - Kuncai Technology (603826) closed at 18.86, down 0.11%, with a trading volume of 24,700 shares and a transaction value of 46.36 million yuan [1]. - Bingyang Technology (836675) closed at 10.96, decreasing by 0.36% with a trading volume of 9,878 shares and a transaction value of 10.86 million yuan [1]. - Longgao Co., Ltd. (605086) closed at 25.68, down 0.77%, with a trading volume of 16,900 shares and a transaction value of 43.26 million yuan [1]. Group 2: Capital Flow - The non-metal materials sector saw a net outflow of 47.13 million yuan from institutional investors, while retail investors contributed a net inflow of 73.16 million yuan [2]. - The capital flow for individual stocks indicates that Suotong Development had a net inflow of 99.06 million yuan from institutional investors, while retail investors had a net outflow of 58.08 million yuan [3]. - Longgao Co., Ltd. experienced a net outflow of 4.57 million yuan from institutional investors, but a net inflow of 2.91 million yuan from retail investors [3]. - Lianrui New Materials faced a significant net outflow of 50.86 million yuan from institutional investors, while retail investors contributed a net inflow of 49.86 million yuan [3]. - Quartz Co. (603688) had a net outflow of 65.36 million yuan from institutional investors, with retail investors showing a net inflow of 55.96 million yuan [3].