宝钛股份：关于控股股东增持公司股份进展公告

Group 1 - The core point of the article is that Baotai Group has increased its stake in Baotai Co., Ltd. by acquiring 4,795,753 A-shares, representing 1.004% of the total share capital, with an investment amount of 146,351,322.55 yuan as of September 4, 2025 [2] - The share acquisition was conducted through the Shanghai Stock Exchange's centralized bidding trading system [2] - Baotai Group plans to continue increasing its shareholding in the company according to the ongoing share acquisition plan [2]