Core Insights - The non-metal materials sector experienced a significant increase of 2.63% on October 27, with Lianrui New Materials leading the gains [1] - The Shanghai Composite Index closed at 3996.94, up 1.18%, while the Shenzhen Component Index closed at 13489.4, up 1.51% [1] Stock Performance - Lianrui New Materials (688300) closed at 63.63, with a rise of 10.28% and a trading volume of 129,000 shares, amounting to a transaction value of 825 million yuan [1] - Suotong Development (603612) rose by 4.15% to close at 25.60, with a trading volume of 250,200 shares and a transaction value of 639 million yuan [1] - Longgao Co., Ltd. (605086) increased by 3.34% to 24.72, with a trading volume of 26,700 shares and a transaction value of 65.33 million yuan [1] - Tianma New Materials (920971) saw a 2.49% increase, closing at 32.96, with a trading volume of 28,400 shares and a transaction value of 93.34 million yuan [1] - Kuncai Technology (603826) had a marginal increase of 0.16%, closing at 18.47, with a trading volume of 23,600 shares and a transaction value of 43.63 million yuan [1] - Qilu Huaxin (920832) and Dongfang Xiyuan (920175) experienced slight declines of 0.24% and 0.39%, respectively [1] Capital Flow - The non-metal materials sector saw a net outflow of 120 million yuan from institutional investors, while retail investors contributed a net inflow of 171 million yuan [2] - The overall capital flow indicates a mixed sentiment, with institutional investors withdrawing while retail investors showed interest in the sector [2] Detailed Capital Flow Analysis - Longgao Co., Ltd. (605086) had a net outflow of 2.27 million yuan from institutional investors but a net inflow of 1.54 million yuan from retail investors [3] - Kuncai Technology (603826) experienced a net outflow of 1.27 million yuan from institutional investors, while retail investors contributed a net inflow of 0.78 million yuan [3] - Lianrui New Materials (688300) faced a net outflow of 4.81 million yuan from institutional investors, but retail investors contributed a significant net inflow of 8.08 million yuan [3]