Datang Environment Industry Group Co., Ltd. — Proxy Solicitation & Information Statement 2022

Jun 15, 2022

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Datang Environment Industry Group Co., Ltd.*

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

(Stock Code: 1272)

SUPPLEMENTAL PROXY FORM FOR THE ANNUAL GENERAL MEETING FOR THE YEAR 2021 TO BE HELD ON THURSDAY, 30 JUNE 2022 OR ANY ADJOURNMENT THEREOF

I/We [(Note][2)]

of (address) being the registered holder(s) of Domestic share(s)/H share(s) [(Note][3)] of RMB1.00 each in the share capital of Datang Environment Industry Group Co., Ltd. (the “ Company ”), hereby appoint THE CHAIRMAN OF THE MEETING or [(Note][4)]

of (address)

as my/our proxy(ies) to attend and act for me/us at the annual general meeting for the year 2021 (the “ 2021 AGM ”) to be held at 3:30 p.m. on Thursday, 30 June 2022 at No. 120 Zizhuyuan Road, Haidian District, Beijing, the PRC, or at any adjournment thereof to vote in respect of the resolution set out in the supplemental notice of the 2021 AGM as hereunder indicated on behalf of me/us, or if no such indication is given, as my/our proxy(ies) thinks fit. Terms used in this supplemental proxy form shall have the same meanings as defined in the supplemental circular issued by the Company on 15 June 2022.

SUPPLEMENTAL ORDINARY RESOLUTION FOR [(Note][5)] AGAINST [(Note][5)] ABSTAIN [(Note][5)] 10. To consider and approve the appointment of Moore Stephens CPA Limited and Da Hua CPAs (Special General Partnership) as international and domestic auditors of the Company for 2022, respectively, with terms of engagement ended upon the conclusion of the 2022 annual general meeting of the Company, and the grant of authority to the Board, which further grants such authority to the senior management of the Company to determine remunerations of the auditors

Date: 2022 Signature(s) [(Note][6)] :

Notes:

1. formThis supplementalfor the 2021 AGMproxyissuedform isbyapplicablethe Companyto theonpurpose31 Mayof2022the supplemental(the “ Original resolution Proxy Form set out”). Thisin thesupplementalsupplementalproxynoticeformandwillonlynotservesaffectasthea supplementvalidity of anyto theOriginalproxy Proxy Form duly completed and lodged with the H Share Registrar. For the avoidance of doubt, if a Shareholder has properly completed and submitted only the Original Proxy Form in accordance with the instructions set out therein, the appointed proxy will vote on the resolutions set out in the Original Proxy Form per the Shareholder’s instruction and he/she is also entitled to vote or abstain at his/her discretion on the additional resolution set out in this supplemental proxy form. Similarly, if a Shareholder has properly completed and submitted only this supplemental proxy form in accordance with the instructions set out therein, the appointed proxy will vote on the resolution set out in this supplemental proxy form per the Shareholder’s instruction and he/she is also entitled to vote or abstain at his/her discretion on the resolutions set out in the Original Proxy Form. If a Shareholder wishes to provide specific direction to his/her proxy regarding the voting of all resolutions set out in the Original Proxy Form and the supplemental proxy form, he/she should duly complete and submit both the Original Proxy Form and the supplemental proxy form in accordance with the instructions set out therein.

2. Please insert full name(s) (in Chinese or English) and address(es) as shown on the register of Shareholders of the Company in BLOCK CAPITALS .

3. Please insert the number of Shares of the Company registered in your name(s) relating to this supplemental proxy form and delete as appropriate. If a number is inserted, this supplemental proxy form will be deemed to relate only to those Shares. If no number is inserted, this supplemental proxy form will be deemed to relate to all Shares of the Company registered in your name(s) (whether alone or jointly with others).

4. If any proxy other than the chairman of the meeting is preferred, please strike out “ THE CHAIRMAN OF THE MEETING or ” and insert the name(s) and address(es) of the proxy(ies) desired in the space provided. A Shareholder may appoint one or more proxies to attend and vote at the meeting in his/her stead. A proxy need not be a Shareholder of the Company but shall attend the meeting on your behalf in person. Such proxies may only exercise their voting rights in a poll. Any alteration made to this supplemental proxy form must be signed by the person who signs it.

5. “Important: AGAINST If”. youIf youwishwishtotovoteabstainfor fromany resolution,voting in respectpleaseoftickanytheresolution,box markedplease“ FOR tick the”. Ifboxyoumarkedwish “to ABSTAIN vote against”. In theanyabsenceresolution,of suchpleaseindication,tick thetheboxproxymarkedwill be entitled to cast his/her votes at his/her discretion. Your proxy will also be entitled to vote or abstain at his/her discretion in respect of any resolution properly put to the meeting other than those referred to in the original notice and supplemental notice of the 2021 AGM dated 31 May 2022 and 15 June 2022, respectively. The “ABSTAIN” votes will be counted in the calculation of the required majority.

6. This supplemental proxy form shall be signed by you or your attorney duly authorised in writing or, in the case of a legal person, must be either executed under its common seal or under the hand of its legal representative(s), director(s) or duly authorised attorney(s). If that instrument is signed by an attorney of the Shareholder, the power of attorney authorising that attorney to sign or other authorisation documents shall be notarised.

7. In the case of joint Shareholders, any of such joint Shareholders may vote at the meeting, either in person or by proxy, in respect of such shares as if he/she is solely entitled thereto. However, if more than one of such joint Shareholders are present at the meeting, in person or by proxy, the vote of the joint Shareholder whose name stands first in the register of Shareholders of the Company, whether in person or by proxy, will be accepted to the exclusion of the votes of the other joint Shareholder(s).

8. To be valid, this supplemental proxy form together with the notarised power of attorney (if any) or other authorisation document (if any) under which it is signed or a notarially certified copy thereof, must be deposited at H Share Registrar, Computershare Hong Kong Investor Services Limited, at 17M Floor, Hopewell Centre, 183 Queen’s Road East, Wanchai, Hong Kong for holders of H Shares not less than 24 hours before the time fixed for the meeting or any adjournment thereof.

9. To be valid, this supplemental proxy form together with the notarised power of attorney (if any) or other authorisation document (if any) under which it is signed or a notarially certified copy thereof, must be delivered to the Company’s board office in the PRC for holders of Domestic Shares, at No. 120 Zizhuyuan Road, Haidian District, Beijing, the PRC, 100097 not less than 24 hours before the time fixed for holding the meeting or any adjournment thereof.

10. Completion and return of a supplemental proxy form will not preclude a Shareholder from attending and voting in person at the meeting or any adjournment thereof if he/ she so wishes. In such event, the instrument appointing a proxy shall be deemed to be revoked. Shareholders or their proxies attending the meeting (and any adjournment thereof) shall produce their identity documents.

* For identification purpose only