千里科技跌停，沪股通龙虎榜上买入1.23亿元，卖出2.28亿元

Group 1 - The stock of Qianli Technology (601777) experienced a limit down today, with a turnover rate of 3.60% and a trading volume of 1.932 billion yuan, showing a fluctuation of 14.71% [2] - The stock was listed on the Shanghai Stock Exchange due to a daily decline deviation of -9.72%, with a net sell of 105 million yuan from the Shanghai-Hong Kong Stock Connect [2] - The top five trading departments accounted for a total transaction of 1.071 billion yuan, with a buying amount of 234 million yuan and a selling amount of 837 million yuan, resulting in a net sell of 603 million yuan [2] Group 2 - In the latest semi-annual report released on August 23, the company achieved an operating income of 4.184 billion yuan, representing a year-on-year growth of 40.04%, and a net profit of 31.1708 million yuan, up 19.00% year-on-year [3] - The latest margin trading data as of September 18 shows a total margin balance of 1.134 billion yuan, with a financing balance of 1.130 billion yuan and a securities lending balance of 3.3534 million yuan, indicating a recent increase in financing balance by 127 million yuan, or 12.71% [2] - The stock saw a net outflow of 346 million yuan in main funds today, with a significant outflow of 307 million yuan from large orders [2]