BaTeLab Co., Ltd. — Proxy Solicitation & Information Statement 2026

May 15, 2026

BaTelab

BaTeLab Co., Ltd.

蘇州貝克微電子股份有限公司

(A joint stock limited company incorporated in the People's Republic of China with limited liability)

(Stock Code: 2149)

FORM OF PROXY FOR THE 2025 ANNUAL GENERAL MEETING OR ANY ADJOURNMENT THEREOF

Number of Shares in this form of proxy relates (Note 3)	Unlisted Domestic Shares
	H Shares

I/We (Note 1)

address (Note 2)

holding _______________ Unlisted Domestic Shares/H Shares (Note 3) of BaTeLab Co., Ltd. (the "Company"), am/are a Shareholder of the Company and hereby appoint (Note 4) the chairman of the meeting or

(of address)

as my/our proxy to attend the 2025 annual general meeting (the "AGM") to be held at the Oriental Pearl Roadshow Hall, 2/F, Building 5, the Hub, No. 99 Shaohong Road, Minhang District, Shanghai, the PRC at 4:00 p.m. on Friday, 5 June 2026, and vote at the meeting (or at any adjournment thereof) for me/us and on my/our behalf as directed below on the following resolutions; In the absence of such direction, my/our proxy may vote at his/her discretion. Unless otherwise defined, capitalized terms used in this form of proxy shall have the same meanings as defined in the circular of the Company dated 15 May 2026.

ORDINARY RESOLUTIONS (Note 5)		For (Note 7)	Against (Note 7)	Abstain (Note 7)
1.	To consider and approve the resolution on the report on the work of the Board of Directors for 2025 of the Company.
2.	To consider and approve the resolution on the 2025 annual report of the Company.
3.	To consider and approve the resolution on the audited financial statements for 2025 of the Company.
4.	To consider and approve the resolution on the profit distribution plan for 2025 of the Company.
5.	To consider and approve the resolution on the appointment of auditor for 2026 of the Company.
6.	To consider and approve the resolution on the application for a bank credit line for 2026 of the Company.
SPECIAL RESOLUTIONS (Note 6)		For (Note 7)	Against (Note 7)	Abstain (Note 7)
7.	To consider and approve the resolution on the grant of the general mandate to the Board to issue Shares.
8.	To consider and approve the resolution on the grant of the general mandate to the Board to repurchase H Shares.

Date: _____ 2026

Signature(s) (Note 8): _______

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Notes:

1. Please insert the full name(s) (in Chinese and in English) as shown in the register of members of the Company in BLOCK LETTERS. The name(s) of all joint registered Shareholders must be inserted.

2. Please insert the address(es) as shown in the register of members of the Company in BLOCK LETTERS.

3. Please delete as inappropriate and insert the number of Shares of the Company registered in your name(s) to which this form of proxy relates. If the number of Shares is inserted, this form of proxy will be deemed to relate to those Shares only; if no number is inserted, this form of proxy will be deemed to relate to all the Shares in the Company registered in your name(s). If more than one proxy is appointed, the number of Shares in respect of each such proxy so appointed must be specified.

4. If any proxy other than the chairman of the meeting of the Company is preferred, strike out the words “the chairman of the meeting or” and insert the name and address of the proxy desired in the space provided. A Shareholder entitled to attend and vote shall be entitled to appoint one or more proxies to attend and vote on his/her behalf, and such proxy/proxies need not be a Shareholder of the Company. Any one of such joint Shareholders may sign the form of proxy provided that if more than one of such joint Shareholders is present in person or by proxy, the vote by the senior joint Shareholder, whether in person or by proxy, shall be accepted as the sole vote on behalf of the remaining joint Shareholders. For this purpose, seniority shall be determined by the order in which the names stand in the register of members of the Company in respect of the joint Shareholders.

5. Ordinary resolutions shall be passed by at least half of the voting rights held by Shareholders (including Shareholders’ proxies) present at the AGM. Details of the resolutions are set out in the circular of the Company dated 15 May 2026.

6. Special resolutions shall be passed by at least two-thirds of the voting rights held by Shareholders (including Shareholders’ proxies) present at the AGM. Details of the resolutions are set out in the circular of the Company dated 15 May 2026.

7. IMPORTANT: if you wish to vote for any resolution, please tick in the box marked “For”. If you wish to vote against any resolution, please tick in the box marked “Against”. If you wish to abstain from voting, please tick in the box marked “Abstain”. Abstention or invalidity of the form of proxy shall be deemed an abstention of voting. Any vote which is not completed or is incorrectly completed or with unrecognizable writing or not cast will be counted as “abstained”, and shall not be counted for the purpose of computing the result of such vote, and the result of such vote in respect of the number of Shares held by him/her shall be counted as an “abstention”. In the absence of any such direction, a proxy may vote at his/her own discretion. Any alteration made to this form of proxy must be initialed by the person who signs it.

8. A Shareholder shall appoint a proxy in writing using the Company’s form of proxy. The power of attorney to appoint a proxy shall be signed by the principal himself/herself or by his/her duly authorized proxy in writing; or if the principal is a legal entity, it shall be under seal or signed by its director or duly authorised proxy. In case the power of attorney is signed by a proxy of the principal, the power of attorney authorizing the signature of such proxy or other authorizing document shall be notarized.

9. The form of proxy, together with a notarized copy of the power of attorney or other authorizing document, must be deposited at the Company’s H Share registrar for registration, Computershare Hong Kong Investor Services Limited, at 17M Floor, Hopewell Centre, 183 Queen’s Road East, Wanchai, Hong Kong (in the case of H Shareholders), no later than 24 hours prior to the time appointed for the holding of the AGM or any adjournment thereof (as the case may be), i.e. not later than 4:00 p.m. on Thursday, 4 June 2026, or the office of the Board of Directors of the Company at Building 1, No. 150, Jici Road, Science and Technology Town, Gaoxin District, Suzhou, Jiangsu Province, the PRC (in respect of Unlisted Domestic Shareholders), to be valid. In the absence of any such instruction, the proxy is entitled to vote or abstain from voting at his/her own discretion. A proxy may also vote at his/her own discretion on any resolution other than that set out in the circular of the AGM that is duly proposed at the AGM. Completion and return of the form of proxy will not preclude you from attending and voting in person at the AGM should you wish to do so.

10. Individual Shareholders attending the AGM in person shall present their personal identity cards or other valid documents or certificates for identification and stock account card; proxies attending the AGM shall present their valid personal identity cards and the authorization letters from the Shareholders. Legal person Shareholders shall be represented by their legal representatives or proxies entrusted by their legal representatives to attend the AGM. Legal representatives attending the AGM shall present their personal identity cards and valid documents that can prove their identities as the legal representatives. Proxies authorized to attend the AGM shall present their personal identity cards and the written authorization letters legally issued by the legal representatives of legal person Shareholders.