捷安高科涨2.16%，成交额4794.49万元，主力资金净流出123.47万元

Group 1 - The core viewpoint of the news highlights the stock performance and financial metrics of Zhengzhou Jiean High-Tech Co., Ltd., indicating a recent increase in stock price and fluctuations in trading volume [1][2] - As of September 4, the stock price of Jiean High-Tech rose by 2.16% to 11.33 CNY per share, with a total market capitalization of 2.32 billion CNY [1] - The company has experienced a year-to-date stock price increase of 26.88%, but has seen a decline of 12.51% over the last five trading days [1] Group 2 - Jiean High-Tech's main business involves the development and technical services of computer simulation training systems in fields such as rail transit, safety operations, shipping, and military [2] - The revenue composition of Jiean High-Tech includes 73.41% from rail transit simulation training systems, 18.22% from safety operation simulation training systems, and 4.03% from technical services [2] - As of June 30, the number of shareholders increased by 25.48% to 18,000, with an average of 7,918 circulating shares per person, reflecting growing investor interest [2] Group 3 - Since its A-share listing, Jiean High-Tech has distributed a total of 183 million CNY in dividends, with 100 million CNY distributed over the past three years [3]