东港股份跌2.04%，成交额2.48亿元，主力资金净流出4700.40万元

Group 1 - The core viewpoint of the news is that Donggang Co., Ltd. has experienced fluctuations in its stock price and trading volume, with a recent decline of 2.04% and a total market value of 7.306 billion yuan [1] - As of December 19, the number of shareholders for Donggang Co., Ltd. is 30,600, a decrease of 11.17% from the previous period, while the average circulating shares per person increased by 12.57% to 17,083 shares [2] - The company has achieved a revenue of 867 million yuan from January to September 2025, representing a year-on-year growth of 11.78%, and a net profit attributable to shareholders of 123 million yuan, which is a 53.48% increase year-on-year [2] Group 2 - Donggang Co., Ltd. has distributed a total of 2.03 billion yuan in dividends since its A-share listing, with 393 million yuan distributed in the last three years [3] - The company's main business includes commercial bill printing and paper product processing, with revenue composition being 51.38% from printing products, 27.90% from composite products, 18.99% from technical services, and 1.73% from others [1] - Donggang Co., Ltd. is classified under the light industry manufacturing sector, specifically in packaging and printing, and is associated with concepts such as humanoid robots, robotics, margin financing, augmented reality, and the Internet of Things [2]