Market Overview - The IT services sector experienced a decline of 3.02% on February 2, with Aerospace Hongtu leading the drop [1] - The Shanghai Composite Index closed at 4015.75, down 2.48%, while the Shenzhen Component Index closed at 13824.35, down 2.69% [1] Stock Performance - Notable gainers in the IT services sector included: - Yacon Co., Ltd. (301085) with a closing price of 63.45, up 11.90% on a trading volume of 118,500 shares and a transaction value of 748 million [1] - Jiachuang Video (300264) closed at 6.52, up 4.32% with a trading volume of 289,200 shares and a transaction value of 190 million [1] - Significant decliners included: - Aerospace Hongtu (688066) with a closing price of 28.55, down 20.01% on a trading volume of 47,100 shares and a transaction value of 135 million [2] - Kaipu Cloud (688228) closed at 195.84, down 20.00% with a trading volume of 40,700 shares and a transaction value of 861 million [2] Capital Flow - The IT services sector saw a net outflow of 3.333 billion from institutional investors, while retail investors experienced a net inflow of 2.195 billion [2] - The capital flow for specific stocks showed: - Yacon Co., Ltd. (301085) had a net inflow of 65.7874 million from institutional investors, while retail investors had a net outflow of 21.3519 million [3] - Guangyun Technology (688365) recorded a net inflow of 57.4734 million from institutional investors, with retail investors seeing a net outflow of 10.2 million [3]