Sunshine Lake Pharma Co., Ltd. — Proxy Solicitation & Information Statement 2025

Nov 28, 2025

东晓先药

SUNSHINE LAKE PHARMA CO., LTD.

廣東東陽光藥業股份有限公司

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

(Stock Code: 6887)

FORM OF PROXY FOR THE 2025 SECOND EXTRAORDINARY GENERAL MEETING

I/We $^{(Note 1)}$

of

being the registered holder(s) of $^{(Note 2)}$ a total of _______, Domestic Shares/H Shares of RMB1.00

each in the share capital of Sunshine Lake Pharma Co., Ltd. (the “Company”), hereby appoint the Chairman of the meeting or $^{(Note 3)}$

____ of ____

as my/our proxy(ies) to attend and act for me/us at the 2025 second extraordinary general meeting (the “EGM”) of the Company to be held at 10:00 a.m. on Tuesday, 16 December 2025 at Conference Room, 3/F, Sales Building, Dongyangguang Scientific Park, No. 368 Zhen An Zhong Road, Chang’an County, Dongguan, Guangdong Province, the PRC and any adjournment thereof, for the purpose of considering and, if thought fit, passing the resolution as set out in the notice convening the EGM, and to vote for me/us and in my/our name(s) in respect of the resolutions as indicated below, or if no such indication is given, as my/our proxy(ies) think(s) fit at the EGM and any adjournment thereof. Unless otherwise indicated, capitalised terms used herein shall have the same meanings as those defined in the circular of the Company dated 28 November 2025 (the “Circular”).

SPECIAL RESOLUTION		FOR $^{(Note 4)}$	AGAINST $^{(Note 4)}$	ABSTAIN $^{(Note 4)}$
1.	To consider and approve the granting of a general mandate to the Board to repurchase issued Shares not exceeding 10% of the total issued Shares (excluding Treasury Shares) of the Company as at the date of passing this resolution, during the Relevant Period.
2.	Subject to the passing of resolution no.1, to extend the General Issue Mandate granted to the Board on 5 September 2025 by the number of Shares repurchased under resolution no. 1.
3.	To consider and approve the Resolution on the Amendments to the Articles of Association.

The full text of the above resolutions is set out in the Circular and you are advised to read the Circular in full before appointing your proxy.

Signature(s) $^{(Note 5)}$ _______

Date: _______

Notes:

1. Full name(s) (in Chinese or in English, as shown in the register of members of the Company) and address(es) must be inserted in BLOCK CAPITALS.

2. Please insert the number of Shares registered in your name(s) to which this form of proxy relates. If no number is inserted, this form of proxy will be deemed to relate to all Shares registered in your name(s).

3. If any proxy other than the Chairman of the EGM is preferred, please 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 at the EGM may appoint one or more proxies to attend and vote on his/her/its behalf. A proxy need not be a Shareholder of the Company but must attend the EGM in person to represent you. ANY ALTERATION MADE TO THIS FORM OF PROXY MUST BE INITIALLED BY THE PERSON WHO SIGNS IT.

4. 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 ON ANY RESOLUTION, PLEASE TICK IN THE BOX MARKED “ABSTAIN”. Unless you have indicated otherwise in this form of proxy, your proxy will also be entitled to vote at his/her discretion on any resolution properly put to the EGM other than those referred to in the notice convening the EGM.

5. This form of proxy must be signed by you or your attorney duly authorised in writing or, in the case of a legal person, must either be executed under its seal or under the hand of a legal representative or other attorney duly authorised to sign the same. If this form of proxy is signed by an attorney of the appointer, the power of attorney authorizing that attorney to sign or other authorisation document must be notarised.

6. In case of joint holders of any Share, any one of such joint holders may vote at the EGM, either personally or by proxy, in respect of such Shares as if he/she/it is solely entitled thereto. However, if more than one of such joint holders are present at the EGM, personally or by proxy, the vote of the joint holder whose name stands first on the register of members, whether in person or by proxy, will be accepted to the exclusion of the votes of other joint holders(s).

7. In order to be valid, this form of proxy together with the power of attorney or other authorisation document (if any) must be deposited with the Company’s Board office at Securities Department, Dongyangguang Scientific Park, No. 368 Zhen An Zhong Road, Chang’an County, Dongguan, Guangdong Province, the PRC (for holders of the Company’s Domestic Shares), or 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 (for holders of the Company’s H Shares) not less than 24 hours before the time appointed for holding the EGM or any adjournment thereof (as the case may be). Completion and return of the form of proxy will not preclude a Shareholder from attending and voting in person at the EGM should he/she/it so wish.

8. Shareholders or their proxies attending the EGM shall produce their proofs of identity.

9. All times refer to Hong Kong local time, except as otherwise stated.