SIIC Environment Holdings Ltd. — Proxy Solicitation & Information Statement 2026

Mar 27, 2026

Gram Capital Limited
嘉林資本有限公司

STRICTLY PRIVATE & CONFIDENTIAL

27 March 2026

SIIC Environment Holdings Ltd.
Room 1601, 16th Floor
Wing On Centre
111 Connaught Road Central
Hong Kong

Dear Sir/Madam,

MAJOR TRANSACTION AND CONTINUING CONNECTED TRANSACTIONS

We hereby consent and confirm that we have not withdrawn our consent to the issue by SIIC Environment Holdings Ltd. of the circular (the “Circular”) dated 27 March 2026 in respect of the captioned matter with the inclusion therein of our letter dated 27 March 2026 and the references to our name and our letter in the form and context in which they appear.

We further consent to this letter being made available for public display as described in the section headed “11. DOCUMENTS ON DISPLAY” under the Appendix II of Appendix D1 to the Circular.

Except as stated above, our said letter is not to be quoted or referred to, in whole or in part, nor shall our said letter or this consent letter be used for any other purpose, without our prior written consent.

Yours faithfully,
For and on behalf of
Gram Capital Limited

Graham Lam
Managing Director

香港中环干诺道中 88 号/违规道中 173 号南丰大厦 12 楼 1209 室
Room 1209, 12th Floor, Nan Fung Tower, 88 Connaught Road Central /173 Des Voeux Road Central, Hong Kong