Zheng Xing Xing Ye Ri Bao·2026-01-22 09:01Market Performance - The rail transit equipment sector increased by 0.89% on January 22, with China Railway Materials leading the gains [1] - The Shanghai Composite Index closed at 4122.58, up 0.14%, while the Shenzhen Component Index closed at 14327.05, up 0.5% [1] Key Stocks in Rail Transit Equipment Sector - China Railway Materials (000927) closed at 2.95, up 10.07%, with a trading volume of 2.09 million shares and a transaction value of 603 million yuan [1] - Tianyi New Materials (688033) closed at 8.68, up 8.91%, with a trading volume of 435,200 shares and a transaction value of 369 million yuan [1] - China Communication Signal (600899) closed at 5.75, up 4.93%, with a trading volume of 1.04 million shares and a transaction value of 596 million yuan [1] Capital Flow Analysis - The rail transit equipment sector experienced a net outflow of 65.87 million yuan from institutional investors, while retail investors saw a net inflow of 99.28 million yuan [2] - The main stocks with significant capital flow include China Railway Materials, which had a net inflow of 14.5 million yuan from institutional investors, but a net outflow of 49.46 million yuan from retail investors [3] Individual Stock Performance - China Railway Materials had a significant increase in share price and trading volume, indicating strong market interest [1] - Other notable performers include China Communication Signal and Tianyi New Materials, both showing substantial price increases and trading activity [1]