Announcement on Share Reduction by Controlling Shareholder, Actual Controller, and Consistent Actors

Special Instructions:

1. Jiangsu Jingyan Technology Co., Ltd. (hereinafter referred to as "the Company")’s controlling shareholder and actual controller, Huang Zhaochao, currently holds 9,110,724 shares, accounting for 4.90% of the total shares of the Company. The actual controller and its consistent actors, including Changzhou Research Investment Co., Ltd., hold 6,608,959 shares, accounting for 3.55% of the total shares of the Company. The total shares held by the controlling shareholder and actual controller and their consistent actors amount to 51,880,883 shares, accounting for 27.88% of the total shares of the Company.

2. The Company’s director, Guo Jianwen, holds 3,700,126 shares, accounting for 1.99% of the total shares of the Company. It is planned to reduce the number of shares held by Guo Jianwen to not exceed 500,000 shares, accounting for 0.27% of the total shares of the Company.

3. The implementation period for this reduction plan is three months from the date of this announcement, starting from June 29, 2026, to September 28, 2026, in accordance with legal regulations and relevant documents.

Basic Situation of Shares

Company’s Controlling Shareholder, Actual Controller, and Consistent Actors