/-- Announcement on Voluntary Information Disclosure for Shareholder Rewarding Activities
NEWS

-- Announcement on Voluntary Information Disclosure for Shareholder Rewarding Activities

Shanghai Stock Exchange
2025/09/30

Securities code: 603717 Securities abbreviation: Tianyu Biotechnology Announcement number: 2025-088

Tianyu Biotechnology Co., Ltd.

Voluntary Information Disclosure Announcement on Shareholder Feedback Activities

The company's board of directors and all directors guarantee that the contents of this announcement do not contain any false records, misleading statements or major omissions, and assume legal responsibility for the authenticity, accuracy and completeness of its contents.

In order to establish a long-term and diversified shareholder return mechanism, Tianyu Biotechnology Co., Ltd. (hereinafter referred to as the "Company" and "Tianyu Biotechnology") will thank shareholders for their long-term attention and support to the company, while allowing shareholders to better understand and experience the company's products and improve shareholders' understanding and awareness of the company's intrinsic value. The company will cooperate with Zhejiang Hexin Tonghuashun Network Information Co., Ltd. (hereinafter referred to as "Tonghuashun") to carry out the "Listed Company Shareholders Day" shareholder feedback activity. The content of this event is now announced as follows:

1. Activity time

From September 29, 2025 to 17:00 on October 17, 2025.

2. Prize information

The first prize: 2 bottles of Linjiangxian red yeast wine, 4 bottles/set of red yeast red yeast rice wine, 4 bottles/group of red yeast rice red yeast rice wine, and 2 boxes/carton of Jiacheng red yeast rice wine; the second prize: 4 bottles of Manjiang red red yeast rice wine, 1 box of Jiacheng red yeast rice wine; the third prize: 1 bottle of red yeast rice red yeast rice red yeast wine, 1 bottle of red yeast rice red yeast rice wine, 1 bottle of Yijiangnan red yeast rice wine.

3. Registration conditions

Investors who have held "Tianyu Bio" stocks during this event and have personal trading accounts can log in on the Tonghuashun App.

4. Activity format

  1. Enter the Tianyu Biotech Shareholders’ Day special event page: Tonghuashun App, search for “Shareholders’ Day” or scan the QR code below;

  2. Click on the "Shareholders' Day" event page to register immediately;

  3. Verify the identity of shareholders;

  4. After successful registration, the lottery will be drawn at 17:00 on October 17th, and the winning users will fill in the mailing information (as of 24:00 on October 26th).

5. Risk warning

This event is only to thank investors for their long-term attention and support to the company and will not have a substantial impact on the company's operating conditions. Investors are advised to pay attention to investment risks.

Announcement is hereby made.

Board of Directors of Tianyu Biotechnology Co., Ltd.

September 30, 2025