Beijing Digital Telecom Co., Ltd. — Proxy Solicitation & Information Statement 2026

Jun 8, 2026

S

由南

D.PHONE

北京迪信通商貿股份有限公司

Beijing Digital Telecom Co., Ltd.

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

(Stock Code: 6188)

PROXY FORM

For the 2025 Annual General Meeting to be held on Tuesday, 30 June 2026 or at any adjournment thereof

I/We

of

being the registered holder(s) of (Note 3)

Domestic Shares/H Shares of RMB1.00 each of Beijing Digital Telecom Co., Ltd. (the "Company"), hereby appoint the chairman of the meeting (Note 4)

or

and/or

to act as my/our proxy to attend and vote for me/us and on my/our behalf at the 2025 annual general meeting of the Company to be held at 46th Floor, South Tower, Lize SOHO, Building 1, No. 20 Courtyard, Lize Road, Lize Financial Business District, Fengtai District, Beijing, the PRC on Tuesday, 30 June 2026 at 10:00 a.m. or at any adjournment thereof and to exercise all rights conferred on proxies under laws, regulations and the Articles of Association.

I/We wish my/our proxy to vote as indicated below in respect of the resolutions to be proposed at the meeting, and if no such indication is given, as my/ our proxy thinks fit.

Ordinary Resolutions		For	Against	Abstain
1.	To consider and approve the annual report of the Company for the year 2025;
2.	To consider and approve the report of the Board for the year 2025;
3.	To consider and approve the annual financial report of the Company for the year 2025;
4.	To consider and approve the profit distribution plan of the Company for the year 2025;
5.	To consider and approve the provision of the Guarantee by the Company for the financing of the Company and/or the Subsidiaries not exceeding the total amount of RMB300 million and the matters relating to the authorization to the Board; and
Special Resolution		For	Against	Abstain
6.	To consider and approve the grant to the Board an unconditional and general mandate during the Relevant Period to allot, issue and/or otherwise deal with additional Shares in the share capital of the Company (including securities convertible into Shares) and to make or grant offers, agreements or options in respect of the above; and to authorise the Board to amend the Articles of Association in respect of the above as they deem necessary.

Signature (Note 6)

Dated 2026

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Notes:

1. Please insert full name(s) in BLOCK CAPITALS.
2. Please insert full address(es) in BLOCK CAPITALS.
3. Please insert the number of Shares registered in your name(s) to which this proxy form relates and delete the non-applicable category of Shares (Domestic Shares or H Shares). If no number is inserted, this proxy form will be deemed to relate to all Shares registered in your name(s).
4. If a proxy other than the chairman of the meeting is preferred, cross out the words “the chairman of the meeting” and insert the full name and address of the proxy (or proxies) desired in the space provided. A Shareholder may appoint one or more proxies to attend and vote in his/her/its stead. If no name is inserted, the chairman of the meeting will act as your proxy. Any changes made to this proxy form must be initialled by the person who signs it.
5. IMPORTANT: IF YOU WISH TO VOTE FOR THE RESOLUTIONS, TICK THE APPROPRIATE BOX MARKED “FOR”. IF YOU WISH TO VOTE AGAINST THE RESOLUTIONS, TICK THE APPROPRIATE BOX MARKED “AGAINST”. IF YOU WISH TO ABSTAIN FROM VOTING, TICK THE APPROPRIATE BOX MARKED “ABSTAIN”. Abstain vote or waiver to vote shall be regarded as voting rights for the purpose of calculating the result of that resolution. If you return this proxy form without indicating as to how your proxy is to vote on any particular matter, the person appointed as your proxy will exercise his/her discretion as to whether he/she votes and, if so, how and, unless instructed otherwise, he/she may also vote or abstain from voting as he/she thinks fit on any resolution properly put to the meeting other than those referred to in the notice of the AGM dated 8 June 2026.
6. This proxy form must be signed and dated by the Shareholder or his/her attorney duly authorized in writing. If the Shareholder is a company, it should execute this proxy form under its common seal or by the signature(s) of its legal representative(s) or its directors or (a) person(s) authorized to sign on its behalf. In case of joint holders, only the person whose name stands first on the register of members of the Company may attend and vote at the meeting, either in person or by proxy.
7. To be valid, this proxy form, together with the power of attorney or other authority, if any, under which it is signed, or a notarially certified copy of such power of attorney or authority, must be completed and, for holders of Domestic Shares, deposited with the registered office of the Company at Room 24603, 46th Floor, -4 to 45th Floor 101, Building 1, No. 20 Courtyard, Lize Road, Fengtai District, Beijing, the PRC and, for holders of H Shares, at the office of the H share registrar of the Company, Computershare Hong Kong Investor Services Limited, at 17M Floor, Hopewell Centre, 183 Queen's Road East, Wanchai, Hong Kong as soon as possible and in any event not later than 24 hours before the time fixed for holding the AGM (i.e. before 10:00 a.m. on Monday, 29 June 2026) or any adjournment thereof (as the case maybe).
8. Completion and delivery of this proxy form shall not preclude you from attending and voting in person at the meeting.
9. The proxy needs not be a Shareholder but must attend the meeting in person to represent you.
10. Content of the resolutions contained in this proxy form is a summary only, full text of which is set out in the “Notice of the Annual General Meeting” dated 8 June 2026. For details of the above resolutions, please refer to the circular of the Company dated 8 June 2026.
11. Unless the context otherwise requires, capitalised terms used herein shall have the same meaning as those defined in the circular of the Company dated 8 June 2026.