Datang Environment Industry Group Co., Ltd. — AGM Information 2020

Jun 3, 2020

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Datang Environment Industry Group Co., Ltd.* 大唐環境產業集團股份有限公司

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

(Stock Code: 1272)

SUPPLEMENTAL NOTICE OF 2019 ANNUAL GENERAL MEETING

REFERENCE IS MADE TO the notice (the “ Original Notice ”) of the 2019 annual general meeting (the “ 2019 AGM ”) issued by Datang Environment Industry Group Co., Ltd. (the “ Company ”) dated 28 April 2020, in which the resolutions to be considered by the Shareholders at the 2019 AGM to be convened at 3:30 p.m. on Thursday, 18 June 2020 at No. 120 Zizhuyuan Road, Haidian District, Beijing, the PRC are set out. Unless otherwise specified, capitalised terms used in this supplemental notice shall have the same meanings as those defined in the Original Circular and the Supplemental Circular of the Company dated 28 April 2020 and 3 June 2020, respectively.

SUPPLEMENTAL NOTICE IS HEREBY GIVEN that the 2019 AGM will be held as originally scheduled. Save for the resolutions set out in the Original Notice, the following resolution will be considered and, if thought fit, approved:

Supplemental Ordinary Resolution

• (10) To consider and approve the re-appointment of Ernst & Young and Ernst & Young Hua Ming LLP as international and domestic auditors of the Company for 2020, respectively, with terms of engagement ended upon the conclusion of the 2020 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.

Save as the above additional resolution, all information and contents set out in the Original Notice, original proxy form and reply slip remain unchanged.

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The main texts of resolutions at the 2019 AGM are set forth in the Original Circular, which are available on the website of the Stock Exchange (www.hkex.com.hk) and on the website of the Company (www.dteg.com.cn).

By order of the Board Datang Environment Industry Group Co., Ltd.* Jin Yaohua Chairman

Beijing, the PRC, 3 June 2020

As of the date of this notice, the non-executive Directors are Mr. Jin Yaohua, Mr. Liu Quancheng, Mr. Liu Ruixiang and Mr. Li Zhenyu; the executive Directors are Mr. Hou Guoli and Mr. Wang Yanwen; and the independent non-executive Directors are Mr. Ye Xiang, Mr. Mao Zhuanjian and Mr. Gao Jiaxiang.

• For identification purpose only

Notes:

• i. Save as the resolution newly proposed, there are no any other changes to the resolutions set out in the Original Notice. For details of other resolutions and other related matters to be considered at the 2019 AGM, please refer to the notice and circular of the 2019 AGM issued by the Company on 28 April 2020, respectively.

• ii. As the proxy form despatched by the Company on 28 April 2020 (the “ Original Proxy Form ”) does not contain the newly added resolution set out in this supplemental notice, a supplemental proxy form containing the above newly added resolution (the “ Supplemental Proxy Form ”) has been prepared and is enclosed in this supplemental notice. The Supplemental Proxy Form is applicable to the supplemental resolution set out in this supplemental notice and only serves as a supplement to the Original Proxy Form. This Supplemental Proxy Form will not affect the validity of the Original Proxy Form duly completed and lodged with the H Share Registrar.

• iii. If a Shareholder has duly completed and only submitted 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 is entitled to vote on or abstain from voting on, at his own discretion, the resolution set out in the Supplemental Proxy Form. Similarly, if a Shareholder has duly completed and only submitted the Supplemental Proxy Form in accordance with the instructions set out therein, the appointed proxy will vote on the resolution set out in the Supplemental Proxy Form per the Shareholder’s instruction and he is entitled to vote on or abstain from voting on, at his discretion, the resolutions set out in the Original Proxy Form. If a Shareholder wishes to provide specific instruction to his proxy regarding the voting of all resolutions set out in the Original Proxy Form and the Supplemental Proxy Form, the Shareholder shall, at the same time, duly complete and submit the Original Proxy Form and the Supplemental Proxy Form in accordance with the instructions set out therein.

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• iv. Each Shareholder entitled to attend and vote at the 2019 AGM may, by completing the Supplemental Proxy Form, appoint one or more proxies to attend and vote at the 2019 AGM on its behalf. A proxy need not be a Shareholder. With respect to any Shareholder who has appointed more than one proxy, the proxy holders may only vote on a poll.

• v. The Supplemental Proxy Form shall be signed by the appointer or his 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 directors or attorney duly authorised.

• vi. To be valid, the Supplemental Proxy Form must be lodged with the 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) or the Company’s board office in the PRC (for holders of Domestic Shares) within 24 hours prior to the holding of the 2019 AGM. If the Supplemental Proxy Form is signed by another person under a power of attorney or other authorisation documents given by the appointer, such power of attorney or other authorisation documents shall be notarised. The notarised power of attorney or other authorisation documents shall, together with the Supplemental Proxy Form, be deposited at the specified place at the time set out in such form. Completion and return of the Supplemental Proxy Form will not preclude Shareholders from attending and voting in person at the 2019 AGM or any adjourned meetings should you so wish.

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