中达安涨2.05%，成交额1704.59万元，主力资金净流入18.67万元

Core Viewpoint - The stock of Zhongda An has shown a significant increase of 47.50% year-to-date, despite a recent decline of 1.57% over the last five trading days, indicating volatility in its performance [2]. Company Overview - Zhongda An Co., Ltd. is located in Tianhe District, Guangzhou, Guangdong Province, and was established on August 8, 2000, with its listing date on March 31, 2017 [2]. - The company primarily engages in project management services, focusing on engineering supervision, including communication supervision, civil engineering supervision, bidding agency, project construction, and engineering consulting [2]. - The revenue composition of Zhongda An includes: 20.73% from power supervision, 19.72% from civil engineering supervision, 18.20% from consulting and construction, 16.97% from communication supervision, 16.03% from water conservancy supervision, 4.68% from bidding agency, 3.15% from power exploration, and 0.51% from photovoltaic power generation [2]. Financial Performance - As of June 30, Zhongda An reported a total revenue of 302 million yuan for the first half of 2025, reflecting a year-on-year decrease of 8.48%, while the net profit attributable to shareholders was 1.8478 million yuan, down 59.99% year-on-year [2]. - The company has distributed a total of 30.3829 million yuan in dividends since its A-share listing, with 1.3632 million yuan distributed over the past three years [3]. Market Activity - On September 26, Zhongda An's stock price increased by 2.05%, reaching 14.44 yuan per share, with a trading volume of 17.0459 million yuan and a turnover rate of 1.00%, resulting in a total market capitalization of 2.024 billion yuan [1]. - The net inflow of main funds was 186,700 yuan, with large orders amounting to 2.928 million yuan, accounting for 17.18% of total purchases, while sales reached 2.7413 million yuan, making up 16.08% of total sales [1].