瑞泰科技涨2.13%，成交额6338.02万元，主力资金净流入39.33万元

Group 1 - The core viewpoint of the news is that 瑞泰科技 (Ruitai Technology) has shown significant stock performance with a year-to-date increase of 37.30% and a recent 10.67% rise over the last five trading days [1] - As of September 18, the stock price reached 15.35 yuan per share, with a market capitalization of 3.606 billion yuan [1] - The company operates in the refractory materials manufacturing industry, focusing on both shaped and unshaped refractory materials, serving sectors such as glass, cement, steel, and power [1] Group 2 - For the first half of 2025, 瑞泰科技 reported a revenue of 1.964 billion yuan, a year-on-year decrease of 12.43%, and a net profit of 22.5996 million yuan, down 39.69% [2] - The company has a shareholder base of 18,100, with an average of 12,752 circulating shares per shareholder, indicating a slight increase in shareholder numbers but a decrease in average shares held [2] - The company has distributed a total of 151 million yuan in dividends since its A-share listing, with 76.23 million yuan distributed over the last three years [3]