Ceres Group Co., Ltd. Announcement on the Supplementary Notice of the 2025 Annual Shareholders' Meeting

Stock Code: 601127 Stock Short Name: Selis Announcement No.: 2026-024

Selis Group Co., Ltd.

Announcement on a Supplementary Notice for the 2025 Annual General Meeting of Shareholders

The board of directors of this company and all directors hereby guarantee that the contents of this announcement contain no false records, misleading statements, or material omissions, and assume legal responsibility for the authenticity, accuracy, and completeness of the contents.

I. Details of the General Meeting of Shareholders

1. Type and session of the original general meeting:

2025 Annual General Meeting of Shareholders

2. Date of convening the original general meeting: April 22, 2026

3. Record date for the equity of the original general meeting:

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II. Specific contents and reasons related to the supplementary matters

Selis Group Co., Ltd. (hereinafter referred to as the “Company”) held the 30th meeting of the fifth session of the board of directors on March 30, 2026, which considered and approved the “Proposal on a Share Repurchase Plan by Means of Centralized Competitive Trading.” Based on confidence in the Company’s future development prospects and a high recognition of the Company’s value, and in line with the development philosophy of “Putting Investors First,” to safeguard the interests of the Company and its shareholders, strengthen investors’ confidence, promote the reasonable return of the Company’s stock value, support the healthy and sustainable development of the Company, and establish a good corporate image in the capital markets, and considering the Company’s operating conditions and financial status, the Company plans to use RMB 1.0 billion to RMB 2.0 billion in its own funds to repurchase the Company’s issued ordinary shares of Renminbi via centralized competitive trading, and to use such repurchased shares to reduce the Company’s registered capital.

On March 31, 2026, the Company disclosed the “Notice on Convening the 2025 Annual General Meeting of Shareholders” (Announcement No.: 2026-022). Now, it supplements the relevant contents of “Part II. Matters to be Considered at the Meeting” and “Authorization Letter.”

III. Except for the above supplementary matters, the matters regarding the original notice of the general meeting of shareholders announced on March 31, 2026 remain unchanged.

IV. Relevant matters regarding the general meeting of shareholders after the supplementation.

1. Date, time, and location for the on-site general meeting of shareholders

Meeting date and time: April 22, 2026 14:00

Meeting location: Company meeting room

2. The system, start and end dates, and voting times for online voting.

Online voting system: Shanghai Stock Exchange Shareholders’ Meeting Online Voting System

Online voting start and end time: From April 22, 2026

to April 22, 2026

Online voting via the Shanghai Stock Exchange Shareholders’ Meeting Online Voting System: the voting time for the trading system voting platform on the date of the shareholders’ meeting is the trading session of that day, i.e., 9:15–9:25, 9:30–11:30, 13:00–15:00; for the internet voting platform, the voting time on the date of the shareholders’ meeting is 9:15–15:00.

3. Record date for equity

The record date for the equity of the general meeting of shareholders in the original notice remains unchanged.

4. Proposals and types of shareholders voting at the general meeting

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It is hereby announced.

Board of Directors of Selis Group Co., Ltd.

April 2, 2026

Attachment 1: Authorization Letter

Authorization Letter

Selis Group Co., Ltd.:

I hereby authorize Mr. (Ms.) to represent this unit (or myself) to attend the Company’s 2025 Annual General Meeting of Shareholders to be held on April 22, 2026, and to exercise voting rights on my behalf.

Number of ordinary shares held by the appointor:

Appointor’s shareholder account number:

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Signature (seal) of the appointor: Signature of the proxy:

ID number of the appointor: ID number of the proxy:

Date of authorization: Year Month Day

Notes:

The appointor shall choose one of the intentions of “for,” “against,” or “abstain” in the authorization letter and mark it with a “√.” Where the appointor has not given specific instructions in this authorization letter, the proxy shall have the right to vote according to his/her own intention.

Stock Code: 601127 Stock Short Name: Selis Announcement No.: 2026-025

Selis Group Co., Ltd.

Production and Sales Quick Report for March 2026

The board of directors of this company and all directors hereby guarantee that the contents of this announcement contain no false records, misleading statements, or material omissions, and assume legal responsibility for the authenticity, accuracy, and completeness of the contents.

The production and sales data of Selis Group Co., Ltd. for March 2026 are as follows:

Unit: vehicles

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Note: This table is a production and sales quick report; the final data shall be subject to the audited data for 2026.

It is hereby announced.

Board of Directors of Selis Group Co., Ltd.

April 2, 2026

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