公告日期：2026-04-10

Sanergy Group Limited

昇能集團有限公司

(Incorporated in the Cayman Islands with limited liability)

（於開曼群島註冊成立的有限公司）

(Stock Code 股份代號: 2459)

NOTIFICATION LETTER 通 知 信 函

Dear Non-registered Shareholder(s) (Note1), 10 April 2026
Sanergy Group Limited (the “Company”)

- Notice of Publication of Circular and Notice of Extraordinary General Meeting (the “Current Corporate Communications”)

The Current Corporate Communications of the Company has been published in English and Chinese languages and are available on the website of The Stock
Exchange of Hong Kong Limited (“HKEX”) at www.hkexnews.hk and the Company’s website at www.sanergygroup.com. If you have any difficulty in receiving
or gaining access to the Current Corporate Communications posted on the Company’s website for any reason, please send your request (specifying your name,
addressand request)by email atsanergy.ecom@computershare.com.hk orby noticein writing to theCompany’sHong Kong shareregistrar (the“Share Registrar”),
Computershare Hong Kong Investor Services Limited,at17M Floor, HopewellCentre, 183 Queen’s Road East, Wan Chai, Hong Kong. The Company willpromptly
upon receipt of your request send the Current Corporate Communications to you in printed form free of charge.

Arrangement of Electronic Dissemination of Corporate Communications

Pursuant to Rule 2.07A of the Rules Governing The Listing of Securities on The Stock Exchange of Hong Kong Limited (the “Listing Rules”) under the expansion
of paperless listing regime and electronic dissemination of corporate communications that came into effect on 31 December 2023, the Company is writing to inform
you that the Company has adopted electronic dissemination of corporate co……
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