Market Overview - The IT services sector experienced a decline of 1.27% on January 19, with Yanshan Technology leading the drop [1] - The Shanghai Composite Index closed at 4114.0, up 0.29%, while the Shenzhen Component Index closed at 14294.05, up 0.09% [1] Top Performers in IT Services - Langxin Technology (300682) saw a closing price of 19.26, with a significant increase of 7.36% and a trading volume of 816,700 shares, amounting to 1.563 billion yuan [1] - Huina Technology (300609) closed at 45.56, up 6.00%, with a trading volume of 174,700 shares, totaling 805 million yuan [1] - Jiechuang Intelligent (301248) closed at 49.49, up 5.91%, with a trading volume of 156,700 shares, amounting to 764 million yuan [1] Underperformers in IT Services - Ruosheng Technology (002195) experienced a significant drop of 9.93%, closing at 9.62, with a trading volume of 16.73 million shares, totaling 1.6345 billion yuan [2] - ST Saiwei (300044) closed at 5.40, down 8.16%, with a trading volume of 883,400 shares, amounting to 497 million yuan [2] - Huasheng Tiancai (600410) saw a decline of 7.55%, closing at 20.33, with a trading volume of 2.6993 million shares, totaling 5.515 billion yuan [2] Capital Flow in IT Services - The IT services sector experienced a net outflow of 4.973 billion yuan from institutional investors, while retail investors saw a net inflow of 3.896 billion yuan [2] - The sector also recorded a net inflow of 1.077 billion yuan from speculative funds [2] Individual Stock Capital Flow - Zimi Co. (000938) had a net inflow of 428 million yuan from institutional investors, but a net outflow of 1.91 billion yuan from speculative funds [3] - Langxin Technology (300682) reported a net inflow of 111 million yuan from institutional investors, with outflows from both speculative and retail investors [3] - Nanjing Digital (301638) saw a net inflow of 53.01 million yuan from institutional investors, while experiencing outflows from speculative and retail investors [3]