Wison Engineering Services Co. Ltd. — Earnings Release 2025

Jul 25, 2025

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.

WISON ENGINEERING SERVICES CO. LTD.

惠生工程技術服務有限公司

(Incorporated in the Cayman Islands with limited liability)

(Stock Code: 2236)

POSITIVE PROFIT ALERT

This announcement is made by Wilson Engineering Services Co. Ltd. (the "Company", together with its subsidiaries, the "Group") pursuant to the provisions of inside information under Part XIVA of the Securities and Futures Ordinance (Cap. 571, Laws of Hong Kong) and Rule 13.09(2) of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the "Listing Rules").

The board (the "Board") of directors (the "Directors") of the Company would like to inform the shareholders of the Company (the "Shareholders") and potential investors that based on the preliminary assessment of the Board with reference to the unaudited consolidated management accounts of the Group for the six months ended 30 June 2025 (the "Period") and other information currently available to the Board, the Group is expected to record a net profit for the Period of not less than RMB70 million, as compared to a net loss of approximately RMB41 million for the six months ended 30 June 2024.

The estimated turnaround from net loss to net profit is primarily attributable to the significant increase in the scale of the Company's operating revenue, as well as the positive results in the Company's work to improve quality and efficiency, which resulted in an increase in the gross profit margin.

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As the Company is still in the process of preparing and finalizing the consolidated financial statements of the Group for the six months ended 30 June 2025, the information contained in this announcement (a) is only a preliminary assessment by the Board based on the unaudited consolidated management accounts of the Group which have not been reviewed by the Company's auditor and the audit committee; and (b) may be subject to finalization and adjustments upon further review.

Further details of the financial information of the Group for the six months ended 30 June 2025 will be published pursuant to the requirements of the Listing Rules.

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

By order of the Board

Wison Engineering Services Co. Ltd.

Zhou Hongliang

Executive Director, Chairman and Chief Executive Officer

Hong Kong, 25 July 2025

As at the date of this announcement, the executive Directors of the Company are Mr. Zhou Hongliang (Chairman of the Board), Mr. Zheng Shifeng and Mr. Li Dun; the non-executive Director of the Company is Mr. Liu Hongjun; and the independent non-executive Directors of the Company are Mr. Lawrence Lee, Mr. Feng Guohua and Ms. Guo Ruqian.

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