02255 海昌海洋公园 展示文件：(011) 华泰金融控股（香港）有限公司书面同意

31 July 2025

The Board of Directors

Sunriver Starysea Tourism (Cayman) Co., Ltd. (the “Subscriber”)

Aequitas International Management Ltd.,

Grand Pavilion Comercial Centre, 802 West Bay Road,

P.O.Box 10281,

Grand Cayman KY1-1003,

Cayman Islands.

Dear Sirs,

SUBSCRIPTION OF NEW SHARES OF HAICHANG OCEAN PARK HOLDINGS LTD.

(THE “COMPANY”) UNDER SPECIFIC MANDATE BY THE SUBSCRIBER ; AND

APLICATION FOR WHITEWASH WAIVER BY THE SUBSCRIBER

We, the financial adviser to the Subscriber, refer to the circular isued by the Company dated 31 July

2025 (the “Circular”) in respect of the captioned mater. Terms defined in the Circular shal, unles

the context otherwise requires, bear the same meaning herein.

We hereby give our consent, and confirm that we have not withdrawn our consent, to the isue of the

Circular with the references to our name in the form and context in which they respectively apear.

We further consent to this leter being made available for public inspection as described in the section

headed “13. DOCUMENTS ON DISPLAY” in Apendix I to the Circular.

This leter is solely being isued in conection with the isuance of the Circular and not for any other

purpose.

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Yours faithfuly,

For and on behalf of

Huatai Financial Holdings (Hong Kong) Limited

_

Gene Liu

Executive Director

Head of M&A Division

_

Match Yim

Vice President