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/*ST Sansheng: Notice on convening the second extraordinary general meeting of shareholders in 2025
NEWS

*ST Sansheng: Notice on convening the second extraordinary general meeting of shareholders in 2025

Shenzhen Stock Exchange
2025/12/13

Securities code: 002742 Securities abbreviation: *ST Sansheng Announcement No.: 2025-78

Chongqing Sansheng Industrial Co., Ltd.

Notice of the Second Extraordinary General Meeting of Shareholders in 2025

The company and all members of the board of directors guarantee that the information disclosed is true, accurate and complete, and there is no falsehood.

False records, misleading statements or material omissions.

1. Basic situation of the meeting

The 19th meeting of the fifth board of directors of Chongqing Sansheng Industrial Co., Ltd. (hereinafter referred to as the "Company") decided to convene the company's second extraordinary shareholders' meeting of 2025 on December 29, 2025. The specific contents are as follows:

  1. Meeting convenor: Company Board of Directors

  2. The convening of this general meeting of shareholders complies with the provisions of the Company Law, the Rules of Shareholders Meetings of Listed Companies and other relevant laws and regulations, departmental rules, normative documents and the company's articles of association.

1. Basic situation of the meeting

  1. Meeting name: Chongqing Sansheng Industrial Co., Ltd. 2025 Second Extraordinary General Meeting of Shareholders

  2. Meeting convener: The fifth session of the Board of Directors of the company

  3. The convening of this general meeting of shareholders complies with the provisions of the Company Law, the Rules of Shareholders Meetings of Listed Companies and other relevant laws and regulations, departmental rules, normative documents and the company's articles of association.

  4. Meeting time:

(1) On-site meeting time: December 29, 2025 (Monday) 14:30

(2) Online voting time: December 29, 2025

Among them, the specific time for online voting through the Shenzhen Stock Exchange’s trading system is: the trading hours of December 29, 2025, that is, 9:15 to 9:25, 9:30 to 11:30 and 13:00 to 15:00; the specific time for voting through the Shenzhen Stock Exchange’s Internet voting system is: any time between 9:15 and 15:00 on December 29, 2025.

  1. How the meeting will be held: This meeting will adopt a combination of on-site voting and online voting. The company will provide the company’s shareholders with an online voting platform through the Shenzhen Stock Exchange trading system and the Internet voting system (http://wltp.cninfo.com.cn). Shareholders can exercise their voting rights through the above systems during online voting hours.

Ways to participate in the general meeting of shareholders: Company shareholders can only choose one of on-site voting (on-site voting can entrust a proxy to vote on their behalf) or online voting. If there is repeated voting for the same voting right, the result of the first valid voting shall prevail.

  1. Participants at the meeting:

(1) As of 15:00 pm on December 22, 2025, after the transaction ends, all shareholders of the company registered with the China Securities Depository and Clearing Corporation Shenzhen Branch have the right to attend the shareholders' meeting and participate in voting. Shareholders who are unable to attend the shareholders' meeting in person may entrust a proxy in writing to attend the meeting and vote. The shareholder's proxy does not have to be a shareholder of the company. The power of attorney is shown in Appendix 2;

(2) Some directors and senior managers of the company;

(3) Witnessing lawyer hired by the company.

  1. On-site meeting location: Conference Room 1106, 11th Floor, No. 99 Yunhan Avenue, Water and Soil High-tech Park, Liangjiang New District, Chongqing

  2. Equity registration date: December 22, 2025 (Monday)

  3. Meeting host: Chairman Yan Huan

2. Matters to be considered at the meeting

Coding table for proposals for this general meeting of shareholders

Remarks Proposal Code Proposal Name The column checked in this column can vote 100 Total proposals: All proposals except cumulative voting proposals √

Non-cumulative voting proposals

Proposal on changing registered capital, canceling the Board of Supervisors and amending the Articles of Association

1.00√

case

2.00 Proposal on amending the "Rules of Procedure for Shareholders' Meetings" √

3.00 Proposal on amending the "Rules of Procedures of the Board of Directors" √

4.00 Proposal on amending the "External Guarantee Management System" √

5.00 Proposal on Amending the "Foreign Investment Management System" √

6.00 Proposal on Amending the "Related Transaction Management System" √

7.00 Proposal on amending the "Authorization Management System" √

Fill in the cumulative voting proposal for the candidate (using equal election)

The number of people’s electoral votes Number of people to be elected (5) 8.00 Proposal on the general election of non-independent directors of the company’s board of directors

people

8.01 Proposal on the election of Mr. Song Yingjian as a non-independent director √

8.02 Proposal on the election of Mr. Wei Dong as a non-independent director √

8.03 Proposal on the election of Mr. Ma Shengyi as a non-independent director √

8.04 Proposal on the election of Mr. Duan Weiwei as a non-independent director √

8.05 Proposal on the election of Ms. Yan Huan as a non-independent director √

Number of candidates (3) 9.00 Proposal on the general election of independent directors of the company’s board of directors

people

9.01 Proposal on the election of Mr. Zhang Jinruo as an independent director √

9.02 Proposal on the election of Mr. Cong Xiaodong as an independent director √

9.03 Proposal on the election of Mr. Huang Chao as an independent director √

  1. The above proposal was reviewed and approved by the company at the 19th meeting of the fifth board of directors held on December 12, 2025. The details have been disclosed on the Juchao Information Network (http://www.cninfo.com.cn).

  2. The above-mentioned proposals, Proposal 1, Proposal 2, and Proposal 3, need to be reviewed and approved by special resolutions, which must be passed by more than two-thirds of the voting rights held by shareholders (including shareholders’ proxies) attending the shareholders’ meeting.

  3. The above-mentioned proposals 8 and 9 adopt a cumulative voting system for election: 5 non-independent directors should be elected and 3 independent directors should be elected. The voting of non-independent directors and independent directors will be conducted separately. The number of electoral votes owned by a shareholder is the number of shares with voting rights multiplied by the number of candidates for election. Shareholders can arbitrarily distribute the number of electoral votes they have among candidates (can cast 0 votes) within the limit of the number of candidates for election, but the total number of electoral votes must not exceed the number of electoral votes they have.

3. Meeting registration method

  1. Registration method

(1) Registration of natural person shareholders: If a natural person shareholder attends, he or she must present his/her identity card and shareholder account card to complete the registration procedures; if an agent is appointed to attend, the entrusted agent must present his or her identity card, power of attorney, and the principal's shareholder account card to complete the registration procedures.

(2) Registration of legal person shareholders: If the legal representative of a legal person shareholder attends, he must present his or her identity card, shareholder account card, a copy of the business license with the company's official seal, and the legal representative's certificate to complete the registration procedures; if an agent attends the meeting, the entrusted agent must present his or her identity card, power of attorney, principal's shareholder account card, and copy of the business license with the principal's official seal to complete the registration procedures.

(3) Non-local shareholders can register by letter, email or fax (copies of relevant certificates are required). The deadline for registration to be delivered to the company’s securities department is before 16:00 on December 25, 2025. The company does not accept phone registration.

  1. Registration time: December 25, 2025 (9:00-11:30, 13:30-16:00)

  2. Registration location: Securities Department of the Company

4. Specific operational procedures for participating in online voting

At this shareholders' meeting, the company's shareholders can participate in voting through the Shenzhen Stock Exchange trading system or the Internet voting system (http://wltp.cninfo.com.cn). The specific operating procedures for online voting are shown in Appendix 1.

5. Other matters

  1. Shareholders attending the meeting shall bear their own food, accommodation and transportation expenses.

  2. Conference contact information:

Contact person: Zhang Xiao

Contact number: 023-68239069

Fax number: 023-68340020

Contact email: [email protected]

Contact address: Securities Department of Sansheng Co., Ltd., No. 99 Yunhan Avenue, Water and Soil High-tech Park, Liangjiang New District, Chongqing

  1. Participants are requested to arrive at the venue 15 minutes in advance.

6. Documents for reference

Resolution of the 19th meeting of the fifth board of directors of Chongqing Sansheng Industrial Co., Ltd. Announcement is hereby made.

Attachment: 1. Specific operational procedures for participating in online voting;

2. Power of attorney.

Board of Directors of Chongqing Sansheng Industrial Co., Ltd.

Attachment 1 on December 12, 2025:

Specific procedures for participating in online voting

1. Online voting procedures

  1. Voting code and voting abbreviation: The voting code is “362742” and the voting abbreviation is “Three Saints Voting”.

  2. Opinions on voting by filling in the form: The resolutions of this general meeting of shareholders are all non-cumulative voting proposals, and the voting opinions by filling in the form are agree, oppose, and abstain.

  3. Shareholders voting on the general proposal are deemed to express the same opinions on all other proposals except the cumulative voting proposal.

  4. When shareholders vote repeatedly on the general proposal and specific proposals, the first valid vote shall prevail. If shareholders vote on specific proposals first and then vote on the general proposal, the voting opinions on the specific proposals that have been voted on shall prevail, and for other unvoted proposals, the voting opinions on the general proposal shall prevail. If shareholders vote on the general proposal first and then vote on the specific proposals, the voting opinions on the general proposal shall prevail.

  5. For non-cumulative voting proposals, fill in the voting opinions: agree, oppose, abstain.

For cumulative voting proposals, report the number of electoral votes cast for a candidate. Shareholders of listed companies shall vote within the limit of the number of electoral votes they have for each proposal group. If the number of electoral votes cast by a shareholder exceeds the number of electoral votes he or she has, or if the number of votes cast by a shareholder exceeds the number of candidates for election in a differential election, the votes cast by the shareholder for that proposal group will be deemed invalid. If you disagree with a candidate, you can vote 0 for that candidate.

List of electoral votes cast for candidates under the cumulative voting system

Number of electoral votes cast for the candidate Fill in

Vote X1 for candidate A X1 vote

Vote X2 for candidate B X2 votes

… …

The total does not exceed the number of electoral votes owned by the shareholder

Examples of the number of electoral votes held by shareholders under each proposal group are as follows:

(1) Elect non-independent directors (e.g. Proposal 8, adopt equal election, the number of candidates to be elected is 5). The number of electoral votes held by shareholders = the total number of voting shares represented by shareholders × 5. Shareholders can allocate the number of electoral votes they have among the five non-independent director candidates, but the total number of votes must not exceed the number of electoral votes they have.

(2) Elect independent directors (as in Proposal 9, an equal election is adopted, and the number of candidates to be elected is 3). The number of electoral votes owned by shareholders = the total number of voting shares represented by shareholders × 3. Shareholders can allocate the number of electoral votes they have among the three independent director candidates arbitrarily, but the total number of votes cast must not exceed the number of electoral votes they have.

2. Voting procedures through the Shenzhen Stock Exchange trading system

  1. Voting time: Trading hours on December 29, 2025, namely 9:15 to 9:25, 9:30 to 11:30 and 13:00 to 15:00.

  2. Shareholders can log in to the trading client of the securities company to vote through the trading system.

3. Voting procedures through the Shenzhen Stock Exchange Internet voting system

  1. The Internet voting system will start voting at any time between 9:15 and 15:00 on December 29, 2025.

  2. Shareholders who vote online through the Internet voting system must go through identity authentication in accordance with the "Shenzhen Stock Exchange Investor Network Service Identity Authentication Business Guidelines" and obtain a "Shenzhen Stock Exchange Digital Certificate" or "Shenzhen Stock Exchange Investor Service Password." The specific identity authentication process can be found in the Rules and Guidelines column of the Internet voting system http://wltp.cninfo.com.cn.

  3. Shareholders can log in to http://wltp.cninfo.com.cn to vote through the Shenzhen Stock Exchange Internet voting system within the specified time based on the obtained service password or digital certificate.

Attachment 2:

Power of attorney

I hereby entrust (Mr./Ms.) to attend the 2025 second extraordinary general meeting of shareholders of Chongqing Sansheng Industrial Co., Ltd. on behalf of myself/the company. I/the company authorizes (Mr./Ms.) to vote on the following voting matters in accordance with the entrustment intention as follows, and authorizes him/her to sign the relevant documents that need to be signed at this shareholders' meeting.

Entrustment period: from the signing date to the end of this shareholders' meeting.

My/unit’s voting opinions on the resolutions of this shareholders’ meeting:

Remarks Proposal: Check this column, Same, No, Abandon

Proposal name

Coding columns can be customized as desired

By voting 100 total proposals √ Non-cumulative voting proposals

Regarding changes in registered capital, cancellation of the Board of Supervisors and modifications to the Articles of Association

1.00√

motion

2.00 Proposal on amending the "Rules of Procedure of the Shareholders' Meeting" √ 3.00 Proposal on amending the "Rules of Procedure of the Board of Directors" √ 4.00 Proposal on amending the "External Guarantee Management System" √ 5.00 Proposal on amending the "External Investment Management System" √ 6.00 Proposal on amending the "Related Transaction Management System" √ 7.00 Proposal on amending the "Authorization Management System" √ Number of votes

Cumulative voting motion (with equal number of votes)

8.00 Proposal on the General Election of Non-Independent Directors of the Company’s Board of Directors

Number of candidates (5) 8.01 Proposal on the election of Mr. Song Yingjian as a non-independent director √ 8.02 Proposal on the election of Mr. Wei Dong as a non-independent director √ 8.03 Proposal on the election of Mr. Ma Shengyi as a non-independent director √ 8.04 Proposal on the election of Mr. Duan Weiwei as a non-independent director √ 8.05 Proposal on the election of Ms. Yan Huan as a non-independent director √ 9.00 Proposal on the general election of independent directors of the company’s board of directors

Number of candidates (3) 9.01 Proposal on the election of Mr. Zhang Jinruo as an independent director √ 9.02 Proposal on the election of Mr. Cong Xiaodong as an independent director √ 9.03 Proposal on the election of Mr. Huang Chao as an independent director √ Client’s name (signature or seal): Year, month, day Client’s ID number or business license number:

Number of shares held by the client: shares

Client’s shareholder account number:

Trustee’s signature: Year Month Day Trustee’s ID number:

Client’s contact number:

Description:

  1. For the above-mentioned non-cumulative voting proposals, the principal can check “√” in the boxes under “Agree”, “Objection” and “Abstain” to indicate his choice; for proposals that adopt the cumulative voting system, shareholders need to fill in the number of electoral votes;

  2. Votes that are not filled in, filled in incorrectly, or with illegible handwriting, as well as votes that are not cast, will be deemed as "abstentions";

  3. The unit’s entrustment must be stamped with the unit’s official seal;

  4. The power of attorney is valid if it is clipped, copied or made in the above format.