China Beststudy Education Group — Earnings Release 2025

Feb 26, 2026

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Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.

China Beststudy Education Group 卓 越 教 育 集 團 *

(Stock Code: 3978) (Incorporated in the Cayman Islands with limited liability)

POSITIVE PROFIT ALERT

This announcement is made by China Beststudy Education Group (the "Company", together with its subsidiaries, the "Group") pursuant to Rule 13.09(2) of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the "Listing Rules") and the Inside Information Provisions (as defined under the Listing Rules) under Part XIVA of the Securities and Futures Ordinance (Chapter 571 of the Laws of Hong Kong).

The board of directors (the "Board") of the Company wishes to inform the shareholders of the Company and potential investors that based on the preliminary review and analysis of the unaudited consolidated management accounts of the Group for the year ended 31 December 2025 (the "Reporting Period"), it is expected that, during the Reporting Period, the Group's revenue was between RMB1.8 billion and RMB2.0 billion, with a year-on-year increase approximately between 63.3% and 81.5%, and the net profit was between RMB260 million and RMB340 million, with a year-on-year increase approximately between 35.2% and 76.8%.

The Board is of the view that the increase is mainly due to (i) the Company's teaching quality and service capabilities have earned high recognition from clients; and (ii) the Company's brand influence in the Greater Bay Area is steadily rising, and remarkable results have been achieved in its cross-regional development.

The information contained in this announcement is based on the preliminary review and assessment by the Board on the unaudited consolidated management accounts of the Group that have not been reviewed by the Company's audit committee or the independent auditors and are subject to adjustments. Shareholders of the Company and potential investors are advised to read carefully the Group's results announcement for the year ended 31 December 2025, which is expected to be published before the end of March 2026 and the relevant annual report for 2025 will be published subsequently.

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Shareholders of the Company and potential investors are advised to exercise caution when dealing in the shares of the Company.

By order of the Board China Beststudy Education Group Junjing Tang

Chairman, Chief Executive Officer and Executive Director

Hong Kong, 26 February 2026

As at the date of this announcement, the executive directors are Mr. Junjing Tang, Mr. Junying Tang, Mr. Gui Zhou and Ms. Weiying Guan, the non-executive director is Mr. Wai Ng, and the independent non-executive directors are Ms. Yu Long, Mr. Jun Gan and Mr. Haipeng Shen.

* For identification purposes only