Notice of the Second Extraordinary Shareholders' Meeting of 2026

Securities Code: 300952

Securities Abbreviation: Henghui Security

Announcement Number: 2026-047

Jiangsu Henghui Security Group Co., Ltd. (hereinafter referred to as "the Company") and all members of the Board of Directors guarantee that the content of this announcement is true, accurate, and complete, with no false records, misleading statements, or significant omissions.

The Company held the 26th meeting of the third Board of Directors on June 3, 2026, where it approved the proposal to convene the second extraordinary shareholders' meeting of 2026, which will be held on June 22, 2026. The relevant matters of this shareholders' meeting are notified as follows:

I. Basic Information of the Meeting

1. Meeting Type: Second Extraordinary Shareholders' Meeting of 2026
2. Convener: Board of Directors
3. Legality and Compliance of the Meeting: The convening and holding of this meeting comply with the relevant provisions of the Company Law of the People's Republic of China, the Shenzhen Stock Exchange GEM Listing Rules, the Shenzhen Stock Exchange Self-Regulatory Guidelines No. 2 for GEM Listed Companies, and the Company's Articles of Association.
4. Date and Time of the Meeting:
   • On-site meeting time: June 22, 2026, at 14:30
   • Online voting time: June 22, 2026, with specific times for voting through the Shenzhen Stock Exchange trading system from 9:15-9:25, 9:30-11:30, and 13:00-15:00; and through the Shenzhen Stock Exchange internet voting system from 9:15-15:00 on June 22, 2026.
5. Method of Holding the Meeting: Combination of on-site voting and online voting.
   • On-site voting: Shareholders may attend the meeting in person or authorize others to attend via a proxy letter.
   • Online voting: The Company will provide a platform for online voting through the Shenzhen Stock Exchange trading system and internet voting system (http://wltp.cninfo.com.cn). Shareholders registered by the equity registration date may exercise their voting rights during the online voting period.
6. Equity Registration Date: June 15, 2026
7. Attendees:
   • All shareholders registered with China Securities Depository and Clearing Corporation Limited Shenzhen Branch by the close of trading on June 15, 2026, have the right to attend the meeting and may authorize agents to attend and vote on their behalf. The agent does not need to be a shareholder of the Company (see Proxy Letter in Attachment 2).
   • Company directors and senior management.
   • Witness lawyers hired by the Company.
   • Other personnel required to attend the meeting according to relevant regulations.
8. On-site Meeting Location: Conference Room, Jiangsu Henghui Security Group Co., Ltd., No. 128, Jinshajiang Road, Economic Development Zone, Rudong County, Jiangsu Province.

II. Matters for Discussion at the Meeting

1. Proposal Coding Table for the Meeting: