中直股份(600038.SH)：控股股东中航科工已增持约5002.52万元股份

Group 1 - The core point of the article is that the controlling shareholder, AVIC Science and Technology, has increased its stake in AVIC Helicopter by purchasing 1,391,700 shares through the Shanghai Stock Exchange, amounting to approximately 50.0252 million yuan including transaction fees [1] Group 2 - The share purchase indicates a strong commitment from the controlling shareholder towards the company, potentially signaling confidence in its future performance [1] - The transaction was executed on November 24, 2025, highlighting the recent activity in the company's stock [1] - The increase in shareholding may influence market perception and investor sentiment regarding AVIC Helicopter's growth prospects [1]