Zheng Xing Xing Ye Ri Bao·2026-01-21 09:08Group 1 - The aviation equipment sector saw a rise of 0.46% on January 21, with Huayin Technology leading the gains [1] - The Shanghai Composite Index closed at 4116.94, up 0.08%, while the Shenzhen Component Index closed at 14255.12, up 0.7% [1] - Key stocks in the aviation equipment sector included Huayin Technology, which rose by 7.81% to a closing price of 104.21, with a trading volume of 48,700 lots and a transaction value of 502 million [1] Group 2 - The aviation equipment sector experienced a net outflow of 368 million in main funds, while retail investors saw a net inflow of 309 million [2] - The stock with the highest net inflow from main funds was AVIC Power, with 263 million, while Guangwei Composite had a net inflow of 94.37 million [3] - The overall trend showed that retail investors were more active, contributing to a net inflow despite the main funds' outflow [2][3]