公告日期：2025-10-28

Stock Code: 200771 Stock ID: Hangqilun B Announcement No.:2025-102

Hangzhou Turbine Power Group Co., Ltd.

Risk Warning Announcement Regarding the Possible Delisting

of the Company Shares

The members of the Board and the Company acknowledge being responsible for the truthfulness,
accuracy, and completeness of the announcement. There are no false records, misleading
statements, or significant omissions in this announcement.

Hangzhou Hirisun Technology Incorporated (hereinafter referred to as "Hirisun") intends to
absorb and merge Hangzhou Turbine Power Group Co., Ltd. (hereinafter referred to as "this
transaction" or "this share-exchange merger") through the issuance of A-shares to all shareholders
of Hangzhou Turbine Power Group Co., Ltd. (hereinafter referred to as "HTC" or "the
Company").

This transaction has obtained the Approval by the China Securities Regulatory Commission
on the merger of Hangzhou Turbine Power Group Co., Ltd.by Hangzhou Hirisun Technology
Incorporated (No. 2141[2025]CSRC Approval), and the Company will handle the relevant matters
of this transaction as soon as possible.

This transaction will result in the Company no longer having independent legal status and
being deregistered, which falls under the situation described in Article 9.7.1, Paragraph 1, Item (4)
of the 'Shenzhen Stock Exchange Listing Rules (2025 Revision)' (hereinafter referred to as the
'Listing Rules'), where ‘a company ceases to have independent legal status and is deregistered due
to a new establishment merger or absorption merger,' making it possible to apply to the Shenzhen
Stock Exchange (hereinafter referred to as 'SZSE') for voluntary delisting.

According to the provisions on cash option in the 'Listing Rules' and the 'Shenzhen Stock
Exchange Listed Company Self-Regulatory Guidelines No. 1 - Business Handling (2025
Revision)', the Company will suspend trading from the opening of the trading day fo……
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