Zheng Xing Xing Ye Ri Bao·2026-01-21 09:08Market Performance - The computer equipment sector increased by 2.9% on January 21, with China Great Wall 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] Top Gainers - China Great Wall (000066) closed at 17.82, up 10.00% with a trading volume of 1.4259 million shares and a transaction value of 2.501 billion [1] - Zhongke Shuguang (603019) closed at 98.23, up 6.93% with a trading volume of 1.2428 million shares and a transaction value of 12.008 billion [1] - Ruiming Technology (002970) closed at 58.68, up 4.99% with a trading volume of 93,900 shares [1] Top Losers - Wanjite Technology (300552) closed at 33.84, down 3.31% with a trading volume of 143,900 shares [2] - Shensi Electronics (300479) closed at 20.96, down 2.56% with a trading volume of 159,400 shares [2] - Jiayuan Technology (301117) closed at 61.65, down 2.51% with a trading volume of 84,800 shares [2] Capital Flow - The computer equipment sector saw a net inflow of 3.502 billion in main funds, while retail funds experienced a net outflow of 1.246 billion [2] - The main funds' net inflow for Zhongke Shuguang was 1.636 billion, accounting for 13.63% of the total [3] - China Great Wall had a main fund net inflow of 1.403 billion, representing 56.10% of its total [3]