Zheng Quan Shi Bao Wang·2026-01-22 09:23Core Viewpoint - The terahertz concept sector has shown a positive performance with a 3.01% increase, ranking fifth among concept sectors, driven by significant gains in stocks like Tianyin Electromechanical, Leike Defense, and Aerospace Electronics [1][2]. Group 1: Sector Performance - The terahertz concept sector recorded a 3.01% increase, with 19 stocks rising, including Tianyin Electromechanical (up 12.92%), Leike Defense (up 9.13%), and Aerospace Electronics (up 6.20%) [1][2]. - The sector experienced a net inflow of 356 million yuan, with 13 stocks receiving net inflows, and 7 stocks attracting over 50 million yuan each [2]. Group 2: Key Stocks - Tianyin Electromechanical led the net inflow with 252 million yuan, followed by Saiwei Electronics (207 million yuan), Taihao Technology (117 million yuan), and Leike Defense (91.61 million yuan) [2][3]. - The top stocks by net inflow ratio included Taihao Technology (14.76%), Hitec High-New (7.84%), and Phoenix Optical (7.80%) [3][4]. Group 3: Stock Performance - The top performers in the terahertz concept included Tianyin Electromechanical (up 12.92%, turnover rate 22.28%), Saiwei Electronics (up 2.74%, turnover rate 11.46%), and Taihao Technology (up 5.60%, turnover rate 9.12%) [3][4]. - Conversely, stocks like Changfei Fiber and Hengtong Optic-Electric saw declines of 3.54% and 3.50%, respectively [1][4].