Nanjing Sample Technology Company Limited — Proxy Solicitation & Information Statement 2025

Jul 25, 2025

The Hong Kong Exchanges and Clearing Limited and the Stock Exchange of Hong Kong Limited take no responsibility for the contents of this notice, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this notice.

南京三寶科技股份有限公司

NANJING SAMPLE TECHNOLOGY CO.,LTD.*
(a joint stock limited company incorporated in the People's Republic of China with limited liability)
(Stock Code: 1708)

NOTICE OF EXTRAORDINARY GENERAL MEETING

NOTICE IS HEREBY GIVEN that an Extraordinary General Meeting (the "EGM") of Nanjing Sample Technology Company Limited (the "Company") shall be held at No.10 Maqun Avenue, Qixia District, Nanjing City, Jiangsu Province, the PRC on Tuesday, 19 August 2025 at 10:00 a.m. for the following purposes:

Capitalised terms used in this notice shall have the same meanings as those defined in the circular for the EGM dated 25 July 2025 to the Shareholders unless otherwise specified.

SPECIAL RESOLUTION

To consider and, if thought fit, pass the following special resolution:

"THAT:

the proposed amendments to the Articles of Association and abolishment of the establishment of the supervisory committee of the Company, details of which was set out in "Appendix – Proposed amendments to the Articles of Association" in the Circular, be and are hereby approved and any one Director be and is hereby authorized to deal with relevant filings and make such other modifications to the proposed amendments to the Articles of Association, where appropriate, and to deal with any matters in relation to the proposed amendments to the Articles of Association and abolishment of the establishment of the supervisory committee of the Company."

By Order of the Board
Nanjing Sample Technology Company Limited*
Sha Min
Chairman

Nanjing, the PRC
25 July 2025

• for identification purpose only

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Notes:

1. Any member of the Company (“Member”) entitled to attend and vote at the EGM is entitled to appoint one or more proxies to attend and vote on his behalf. A proxy need not be a member of the Company. In the case of a joint holding, the form of proxy may be signed by any joint holder, but if more than one joint holder is present at the meeting, whether in person or by proxy, that one of the joint holders whose name stands first on the register of Members in respect of the relevant joint holding shall alone be entitled to vote in respect thereof.

2. To be valid, a proxy form and the power of attorney or other authority, if any, under which it is signed or a notarially certified copy of such authority must be delivered to the Company’s H Share Registrar, Computershare Hong Kong Investor Services Limited at Shops 1712-1716, 17th Floor, Hopewell Center, 183 Queen’s Road East, Wanchai, Hong Kong (in case of holders of H Shares) or to the Company’s registered office at No. 10 Maqun Avenue, Qixia District, Nanjing City, Jiangsu Province, the PRC (in case of holders of Domestic Shares) not less than 24 hours before the time appointed for the holding of the EGM or 24 hours before the time appointed for taking the poll. Delivery of the form of proxy shall not preclude a shareholder of the Company from attending and voting in person at the meeting and, in such event, the instrument appointing a proxy shall be deemed to be revoked.

3. Members or their proxies shall present identity proof (and form of proxy in case of proxies) upon attending the EGM.

4. In order to determine the identity of the shareholders to attend and vote at the EGM, the register of members of the Company will be closed from Thursday, 14 August 2025 to Tuesday, 19 August 2025 (both days inclusive), during which period no transfer of Shares will be effected. Instruments of transfer accompanied by relevant share certificates must be lodged with the H Share Registrar by 4:30 p.m. on Wednesday, 13 August 2025.

As at the date hereof, the executive Directors are Mr. Sha Min (Chairman), Mr. Ma Fengkui and Mr. Liu Min, the non-executive Director is Mr. Liu Fei; and the independent non-executive Directors are Mr. Hu Hanhui, Mr. Gao Lihui and Ms. Chung Yuet Mei.

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