The proportion of the controlling shareholders and their concerted actors of Bushi Holdings' equity interests has decreased to 57.88%.

Announcement of Shanghai Buck Automation Co., Ltd.: The controlling shareholder, Shanghai Step Information Consulting Co., Ltd., will accumulate a total of 1,816,644 shares through block trading from September 5th to September 16th, 2025, accounting for 2% of the total share capital. The combined shareholding percentage of Shanghai Step and its concerted parties will decrease from 59.88% to 57.88%, reaching a multiple of 1%. This equity change is part of the previously planned reduction plan, which has not yet been fully implemented. The change does not trigger a tender offer, does not affect the company's ongoing operations, the controlling shareholder and actual controller remain unchanged, and does not involve the disclosure of an equity change report. The company will continue to monitor and disclose in accordance with regulations, reminding investors to pay attention to risks.