公告日期：2026-02-04

Stock Code: 300277 Stock ID: Hirisun Announcement No.:2026-003

Hangzhou Hirisun Technology Incorporated.

Prompting Announcement on Subsequent Share Trading Matters for B-Share
Shareholders of Hangzhou Turbine Power Group Co., Ltd.

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.

Important Note:

1. On February 2, 2026, the Shenzhen branch of China Securities Depository and Clearing
Corporation Limited completed the allocation of transfer registration restricted accounts for
domestic individual investors of the original HTC who either did not have an A-share securities
account or did not correctly declare their A-share securities account, as well as for foreign
investors engaging in domestic transactions and foreign investors not engaging in domestic
transactions. The Company has submitted an application for additional A-share shares to the
Shenzhen branch of China Securities Depository and Clearing Corporation Limited and is in the
process of handling the share registration procedures. This announcement concerns the original
HTC B-share shareholders and does not involve the Company'sA-share shareholders.

2. To ensure that the original HTC B-share shareholders can trade the newly listed shares on the
first day of the Company's new share listing, the investors (especially domestic individual
investors without an A-share securities account or those who have not correctly declared an
A-share securities account, the foreign investors engaging in domestic transactions, and foreign
investors not trading domestically, who are allocated to transfer registration restricted accounts by

the Shenzhen branch of China Securities Depository and Clearing Corporation Limited) shall
promptly contact their custodian broker (or ……
[点击查看PDF原文]

提示：本网不保证其真实性和客观性，一切有关该股的有效信息，以交易所的公告为准，敬请投资者注意风险。