CICT Mobile (SH:688387) Zheng Xing Xing Ye Ri Bao·2026-02-04 08:56Market Overview - The communication equipment sector experienced a decline of 2.59% on February 4, with Xinke Mobile leading the drop [1] - The Shanghai Composite Index closed at 4102.2, up 0.85%, while the Shenzhen Component Index closed at 14156.27, up 0.21% [1] Stock Performance - Notable gainers in the communication equipment sector included: - TeFa Information (Code: 000070) with a closing price of 13.52, up 10.01% and a trading volume of 504,000 shares, totaling 680 million yuan [1] - HuaMai Technology (Code: 603042) closed at 19.13, up 5.98% with a trading volume of 426,100 shares, totaling 821 million yuan [1] - Changfei Fiber (Code: 698109) closed at 173.51, up 5.02% with a trading volume of 206,500 shares, totaling 3.52 billion yuan [1] - Conversely, significant decliners included: - Xinke Mobile (Code: 688387) closed at 16.67, down 8.36% with a trading volume of 1,539,000 shares, totaling 259.6 million yuan [2] - New Yisheng (Code: 300502) closed at 399.20, down 6.97% with a trading volume of 596,600 shares, totaling 23.7 billion yuan [2] - Shijia Photon (Code: 688313) closed at 84.61, down 6.68% with a trading volume of 315,000 shares, totaling 268.6 million yuan [2] Capital Flow - The communication equipment sector saw a net outflow of 8.877 billion yuan from institutional investors, while retail investors contributed a net inflow of 2.456 billion yuan [2] - Notable capital flows included: - Tai Chen Guang (Code: 300570) with a net inflow of 5.55 billion yuan from institutional investors [3] - TeFa Information (Code: 000070) had a net inflow of 2.666 billion yuan, representing 58.67% of its trading volume [3] - Light Library Technology (Code: 300620) experienced a net outflow of 43.48 million yuan from retail investors [3]