海泰发展涨2.04%，成交额1988.13万元，主力资金净流出49.98万元

Group 1 - The core viewpoint of the news is that Haitai Development has shown significant stock price movements and financial performance, with a notable increase in revenue and net profit year-on-year [1][2]. - As of December 19, Haitai Development's stock price increased by 2.04% to 4.01 CNY per share, with a total market capitalization of 2.591 billion CNY [1]. - The company has experienced a 46.35% increase in stock price year-to-date, although it has seen a decline of 14.86% over the past 20 days [1]. Group 2 - Haitai Development operates primarily in the real estate sector, specifically in industrial real estate development, and is involved in high-tech enterprise incubation and management [2]. - The company reported a revenue of 445 million CNY for the period from January to September 2025, reflecting a year-on-year growth of 1256.49%, with a net profit of 2.422 million CNY, up 105.00% [2]. - The company has distributed a total of 135 million CNY in dividends since its A-share listing, with 3.8767 million CNY distributed over the last three years [3].