Datang Environment Industry Group Co., Ltd. — Board/Management Information 2021

Aug 25, 2021

THIS CIRCULAR IS IMPORTANT AND REQUIRES YOUR IMMEDIATE ATTENTION

If you are in any doubt as to any aspect of this supplemental circular or as to the action to be taken, you should consult your stockbroker or other registered dealer in securities, bank manager, solicitor, professional accountant or other professional advisers.

If you have sold or transferred all your shares in Datang Environment Industry Group Co., Ltd.* , you should at once hand this supplemental circular together with the accompanying supplemental proxy form to the purchaser(s) or the transferee(s) or to the bank, stockbroker or other agent through whom the sale or transfer was effected for transmission to the purchaser(s) or the transferee(s).

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this supplemental circular, 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 supplemental circular.

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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)

PROPOSED RE-ELECTION OF DIRECTORS AND SUPERVISORS AND SUPPLEMENTAL NOTICE OF THE EGM

This supplemental circular (“ Supplemental Circular ”) should be read in conjunction with the circular (“ Original Circular ”) of Datang Environment Industry Group Co., Ltd. (the “ Company ”) dated 20 August 2021.

A letter from the Board is set out on pages 1 to 10 of this Supplemental Circular.

The EGM will be held as originally scheduled at 2:00 p.m. on Thursday, 9 September 2021 at No. 120 Zizhuyuan Road, Haidian District, Beijing, the PRC. The supplemental notice of the EGM is set out on pages 11 to 13 of this Supplemental Circular.

The supplemental proxy form for use at the EGM is enclosed with this Supplemental Circular and such supplemental proxy form is also published on the websites of the Stock Exchange (www.hkexnews.hk) and the Company (www. dteg.com.cn).

If you intend to appoint a proxy to attend the EGM, you are required to complete and return the accompanying supplemental proxy form in accordance with the instructions printed thereon. For holders of H Shares, the supplemental proxy form should be returned to the H Share Registrar and for holders of Domestic Shares, the supplemental proxy form should be returned to the Company’s board office in the PRC in person or by post not less than 24 hours before the time fixed for holding the EGM or any adjourned meeting thereof. Completion and return of the supplemental proxy form will not preclude you from attending and voting in person at the EGM or at any other adjourned meeting should you so wish.

25 August 2021

• For identification purpose only

CONTENTS

Page DEFINITIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii LETTER FROM THE BOARD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 SUPPLEMENTAL NOTICE OF THE EGM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

– i –

DEFINITIONS

Unless the context otherwise requires, the following expressions shall have the following meanings in this Supplemental Circular:

“Board”	the board of Directors of the Company
“China” or “PRC”	the People’s Republic of China excluding, for the purpose of this
	Supplemental Circular, Hong Kong, Macau Special Administrative
	Region and Taiwan
“Company”	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 PRC
	with limited liability, the H Shares of which are listed on the Main
	Board of the Stock Exchange (stock code: 1272)
“Director(s)”	director(s) of the Company
“Domestic Share(s)”	the ordinary shares in the share(s) capital of the Company with
	a nominal value of RMB1.00 each, which are subscribed for and
	paid up in RMB and have not been listed on any stock exchanges
“EGM”	the extraordinary general meeting of the Company to be held at
	2:00 p.m. on Thursday, 9 September 2021 at No. 120 Zizhuyuan
	Road, Haidian District, Beijing, the PRC
“H Share(s)”	the overseas listed foreign share(s) of the Company with a nominal
	value of RMB1.00 each, which are listed on the Main Board of the
	Stock Exchange
“H Share Registrar”	Computershare Hong Kong Investor Services Limited, the H Share
	registrar of the Company
“Hong Kong” or “HK”	Hong Kong Special Administrative Region of the PRC
“Listing Rules”	the Rules Governing the Listing of Securities on the Stock
	Exchange
“RMB”	Renminbi, the lawful currency of the PRC
“Share(s)”	Domestic Share(s) and/or H Share(s)
“Shareholder(s)”	shareholder(s) of the Company
“Stock Exchange”	The Stock Exchange of Hong Kong Limited
“Supervisor(s)”	supervisor(s) of the Company
“Supervisory Committee”	the supervisory committee of the Company
“%”	per cent

– ii –

LETTER FROM THE BOARD

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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)

Executive Directors: Mr. Wang Yanwen Mr. Tian Dan

Registered Office and Head Office in the PRC: No. 120 Zizhuyuan Road, Haidian District, Beijing, the PRC

Non-executive Directors:

Mr. Qu Bo Principal Place of Business in Hong Kong: Mr. Liu Quancheng 31/F, Tower Two, Times Square, Mr. Liu Ruixiang 1 Matheson Street, Causeway Bay, Mr. Li Zhenyu Hong Kong

Independent Non-executive Directors:

Mr. Ye Xiang Mr. Mao Zhuanjian Mr. Gao Jiaxiang

25 August 2021

To the Shareholders

Dear Sir or Madam,

PROPOSED RE-ELECTION OF DIRECTORS AND SUPERVISORS

AND SUPPLEMENTAL NOTICE OF THE EGM

I. INTRODUCTION

Reference is made to the announcement of the Company dated 25 August 2021 in relation to the proposed change of session of the Board and the Supervisory Committee.

• For identification purpose only

– 1 –

LETTER FROM THE BOARD

This Supplemental Circular should be read in conjunction with the Original Circular. Unless the context otherwise requires, the terms used in this Supplemental Circular shall have the same meaning as those defined in the Original Circular.

The purposes of this Supplemental Circular are to provide you with, among other things: (i) further details of the proposed change of session of the Board and the Supervisory Committee; (ii) supplemental notice of the EGM; and (iii) other information as required under the Listing Rules.

II. PROPOSED RE-ELECTION OF DIRECTORS AND SUPERVISORS

Reference is made to the announcement of the Company dated 25 August 2021 in relation to the proposed change of session of the Board and the Supervisory Committee.

The term of office of members of the second session of the Board and the Supervisory Committee has expired. According to the relevant provisions in the articles of association of the Company, all members of the second session of the Board and the second session of the Supervisory Committee will continue to perform their duties as the Directors and Supervisors before the completion of change of session of the Board and the Supervisory Committee.

The Board hereby announces that the following persons (the “ Nominees ”) had been nominated as members of the third session of the Board or the Supervisory Committee. Ordinary resolutions approving their election will be submitted to the Shareholders at the EGM for consideration and approval.

Candidates for the proposed election of Directors:

• (1) Mr. Wang Yanwen and Mr. Tian Dan as executive Directors;

• (2) Mr. Wang Junqi, Mr. Wu Daqing and Mr. Chen Kan as non-executive Directors; and

• (3) Mr. Ye Xiang, Mr. Mao Zhuanjian and Mr. Gao Jiaxiang as independent non-executive Directors.

Candidates for the proposed election of Supervisors:

• (1) Mr. Huang Yuan and Mr. Zhang Xuefeng as non-employee representative Supervisors.

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LETTER FROM THE BOARD

Mr. Qu Bo, Mr. Liu Quancheng, Mr. Liu Ruixiang, Mr. Li Zhenyu, Ms. Huo Yuxia and Mr. Liu Liming will retire and will not stand for election as the Directors of the third session of the Board and the Supervisors of the third session of the Supervisory Committee, respectively. The retiring Directors (i.e. Mr. Qu Bo, Mr. Liu Quancheng, Mr. Liu Ruixiang and Mr. Li Zhenyu) and Supervisors (i.e. Ms. Huo Yuxia and Mr. Liu Liming) have confirmed that they have no disagreement with the Board and the Supervisory Committee and there are no matters that need to be brought to the attention of the Shareholders.

Information about Nominees of Directors

Mr. Wang Yanwen (王彥文)

Aged 56, is the chairman, executive Director, secretary of the Party Committee and the authorized representative of the Company. He holds a Bachelor’s degree in engineering, and is a senior engineer and a member of the Communist Party of China. Mr. Wang successively served as an electrical technician of the engineering department, the head of the microwave office, specialized engineer and deputy director of the communication branch, as well as director of the communication engineering office of the repair and maintenance engineering division, the Party branch secretary of the heating ventilation department and head of the fuel management department of Shuangyashan Power Plant (雙鴨山發電廠); head of the general office of Heilongjiang Power Fuel Corporation (黑龍江省電力燃料總公司); head of the Heilongjiang transportation office of Datang Power Fuel Co., Ltd. (大唐電力燃料有限公司); deputy director of the fuel management center of Datang Heilongjiang Power Generation Co., Ltd. (大唐黑龍江發電有限公司) and deputy general manager of Datang Heilongjiang Power Fuel Co., Ltd. (大唐黑龍江電力燃料有限公司); director of the fuel management center of Datang Heilongjiang Power Generation Co., Ltd. and general manager of Datang Heilongjiang Power Fuel Co., Ltd.; vice chief economist and director of the fuel management center of Datang Heilongjiang Power Generation Co., Ltd., and general manager of Datang Heilongjiang Power Fuel Co., Ltd.; vice chief economist and director of the ideological and political department as well as deputy secretary of the Party committee directly administrated and director of the labor union office of Datang Heilongjiang Power Generation Co., Ltd.; a member of Party committee, head of the discipline inspection committee and the chairman of the labor union of Datang Jilin Power Generation Co., Ltd. (大唐吉林發電有限公司); deputy director of the fuel management department of China Datang Corporation Ltd. (中國大唐集團有 限公司); secretary of the Party committee, deputy general manager, chairman and secretary of the Party committee of Datang Power Fuel Co., Ltd.*; secretary of the Party Committee and deputy general manager of the Company; general manager and deputy secretary of the Party Committee of the Company.

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LETTER FROM THE BOARD

Mr. Tian Dan (田丹)

Aged 56, is an executive Director, general manager and secretary of the Party Committee of the Company. He holds a Bachelor’s degree in engineering and a Master’s degree in business administration. He is a principal senior engineer and a member of the Communist Party of China. Mr. Tian successively served as a shift supervisor and technician of the Shanxi Shentou No. 2 Power Plant (山西神頭第二發電廠); an engineer at the Thermal Power Simulation Training Center of Shanxi Electric Power Company (山西省電力公司); an engineer of the Engineering and Technology Department, manager of the Production Preparation Department, manager of the Power Generation Department, deputy chief engineer and deputy general manager of Yangcheng International Power Generation Co., Ltd. (陽城國際發電有限責任公司); deputy general manager of Yangcheng International Power Generation Co., Ltd. and Datang Yangcheng Power Generation Co., Ltd. (大唐陽城發電有限責任公司); the secretary of the Party Committee and the deputy general manager of Yangcheng International Power Generation Co., Ltd., the deputy general manager of Datang Yangcheng Power Generation Co., Ltd.; general manager and secretary of the Party Committee of Yangcheng International Power Generation Co., Ltd., general manager of Datang Yangcheng Power Generation Co., Ltd.; the secretary of the Party Leadership Group and the deputy general manager of the Chongqing branch of Datang International Power Generation Co., Ltd. (大唐國際發電股份有限公司重慶分公司), the secretary of the Party Leadership Group and the deputy general manager of Chongqing Yuneng (Group) Co., Ltd. (重慶渝能（集團）有限責任公 司); the secretary of the Party Leadership Group and the general manager of the Chongqing branch of Datang International Power Generation Co., Ltd.; the general manager and the deputy secretary of the Party Committee of the Chongqing Yuneng Industry (Group) Co., Ltd. (重慶渝能產業（集團） 有限責任公司); the general manager and the deputy secretary of the Communist Party Committee, the chairman and the secretary of the Communist Party Committee of the Ningxia branch of China Datang Corporation Ltd. (中國大唐集團有限公司寧夏分公司); the director of the Ningxia Planning and Development Center of China Datang Corporation Ltd. (中國大唐集團寧夏規劃發展中心); and the chairman and secretary of the Party committee of Xiong An Energy Co., Ltd.* of China Datang Corporation Ltd. (中國大唐集團雄安能源有限公司); and the secretary of the Party Committee and deputy general manager of the Company.

– 4 –

LETTER FROM THE BOARD

Mr. Wang Junqi (王俊啟)

Aged 52, holds a Master’s degree in engineering, and is a principal senior engineer and a member of the Communist Party of China. Mr. Wang successively served as a technician of the ontology team of the steam turbine maintenance branch of Pingdingshan Yaomeng Power Plant; a technician in the maintenance department, and steam turbine engineer in the production department of Sanmenxia Thermal Power Plant; deputy director, deputy chief engineer and deputy director of production department, deputy chief engineer, chief engineer, deputy general manager and chief engineer, and a member of Party Committee of Sanmenxia Huayang Power Generation Co., Ltd.; deputy general manager and chief engineer of Datang Sanmenxia Power Generation Co., Ltd.; the secretary of the Party Committee of Datang Luoyang Thermal Power Plant; a Party member, deputy general manager, discipline inspection team leader and chairman of the trade union of Datang Xinjiang Power Generation Co., Ltd.; general manager of Datang Hutubi Energy Development Co., Ltd.; secretary of the Party Committee and deputy general manager of Datang Xinjiang Power Generation Co., Ltd.; the general manager and deputy secretary of the Party Committee of Shanxi Branch of China Datang Group Co., Ltd.; the general manager and deputy secretary of the Party Committee of Datang Shanxi Power Generation Co., Ltd.; chairman and secretary of the Party Committee of Datang Henan Power Generation Co., Ltd.; a full-time director of China Datang Group Co., Ltd.. He concurrently serves as a director of China Datang Group Energy Investment Co., Ltd., and director of Datang Huayin Electric Power Co., Ltd. (a company listed on the Shanghai Stock Exchange, stock code: 600744).

Mr. Wu Daqing (吳大慶)

Aged 57, holds a Master’s degree in engineering, and is a principal senior economist and a member of the Communist Party of China. Mr. Wu successively served as a reporter editor, deputy director member, and director member of the Editorial Department of China Electric Power Newspaper Office; manager of Beijing Zhongdianxing Art Development Company; manager and director of Exhibition Office of Beijing Zhongdianxing Art Development Company; deputy director of Ideological and Political Work Department of China Datang Corporation Ltd.; secretary of the Party Leadership Group and dean of China Datang Corporation Institute of Technology and Economics; dean and secretary of the Party Leadership Group of the Cadre Training Institute of China Datang Corporation; director of the School Affairs Department of the Party School of the CPC China Datang Corporation; director of the Party School of the CPC China Datang Corporation; deputy secretary of the Direct Committee of the CPC China Datang Corporation; director of the Political Work Department and director of the News Center of China Datang Corporation; general manager, deputy secretary of the Party Leadership Group, chairman and secretary of the Party Committee of Datang Hebei Power Generation Co., Ltd.; leader of the Party Group Inspection Team of China Datang Corporation Ltd.; a full-time director of China Datang Corporation Ltd.. He concurrently serves as a director of China Datang Corporation Energy Investment Co., Ltd..

– 5 –

LETTER FROM THE BOARD

Mr. Chen Kan (陳侃)

Aged 56, holds a Master’s degree in engineering, and is a principal senior economist and a member of the Communist Party of China. Mr. Chen successively served as an assistant teacher in Water Resources Teaching and Research Office of Wuhan College of Water Resources and Hydroelectric Engineering; economist, section chief, deputy director and director of the Operation Management Office of Guangxi Yantan Hydropower Project Construction Company; director, deputy general manager of Planning Contract Department of Longtan Hydropower Development Co., Ltd.; a member of Party Leadership Group and deputy general manager of Longtan Hydropower Development Co., Ltd.; director and deputy general manager (shareholding) of Jinsha River Midstream Hydropower Development Co., Ltd.; director of Guanyinyan Hydropower Project Preparation Office of China Datang Corporation; general manager of Datang Guanyinyan Hydropower Development Co., Ltd.; deputy secretary of the Party Leadership Group and deputy general manager of Yunnan Branch of China Datang Corporation; general manager and secretary of the Party Committee of Datang Guanyinyan Hydropower Development Co., Ltd.; secretary of the Party Leadership Group and general manager of Yunnan Branch of China Datang Corporation; general manager and deputy secretary of the Party Leadership Group of Yunnan Branch of China Datang Corporation; deputy chief engineer of Datang International Power Generation Co., Ltd. and general manager and deputy secretary of the Party Committee of Inner Mongolia Branch of Datang International Power Generation Co., Ltd.; chairman and secretary of the Party Committee of Inner Mongolia Branch of China Datang Corporation; deputy chief engineer of Datang International Power Generation Co., Ltd.; director of Inner Mongolia Planning and Development Center of China Datang Corporation; deputy director of Southern Business Department of China Datang Group Co., Ltd.; a full-time director of China Datang Corporation Ltd.. He concurrently serves as a director of China Datang Corporation Energy Investment Co., Ltd..

Mr. Ye Xiang (叶翔)

Aged 57, is an independent non-executive Director. He holds a Doctor’s degree in economics and is a chartered financial analyst. Mr. Ye has successively served as an economist of the People’s Bank of China, a senior analyst at the Hong Kong Monetary Authority (香港金融管理局), the executive director of Bank of China International Holdings Limited (中銀國際控股有限公司), the director of China Affairs of the Securities and Futures Commission of Hong Kong (the “ SFC ”), an independent director of UBS Securities LLC (瑞銀證券有限責任公司), a member of the Public Shareholders Group of the SFC and the managing director of Vision Gain Capital limited (匯信資 本有限公司). He concurrently serves as an independent non-executive director of Wuling Motors Holdings Limited (五菱汽車集團控股有限公司) (a company listed on the Stock Exchange, stock code: 0305), an independent director of Digital China Group Co., Ltd. (神州數碼集團股份有限 公司) (a company listed on the Shenzhen Stock Exchange, stock code: 000034), an independent non-executive director of 51 Credit Card Inc. (51信用卡有限公司) (a company listed on the Stock Exchange, stock code: 2051), and an independent non-executive director of Jinshang Bank Co., Ltd. (晉商銀行股份有限公司) (a company listed on the Stock Exchange, stock code: 2558).

– 6 –

LETTER FROM THE BOARD

Mr. Mao Zhuanjian (毛專建)

Aged 68, is an independent non-executive Director. He is a professor-level senior engineer, a core professional of China Electricity Council (“ CEC ”), and expert of environmental protection and energy conservation professionals for the power industry (電力行業環保節能專家庫專家), and a member of the Communist Party of China. Mr. Mao successively served as the engineer and director member head of the environmental protection office of the planning department of the Ministry of Water and Power Industry (國家水電部); the deputy head and senior engineer of the Environmental Protection and Management Division (環境保護管理處) under the environmental protection center for CEC (中國電力企業聯合會環境保護中心); deputy director of the Ministry of Electric Power, State Grid Corporation of China and the CEC General Office, director and consulting engineer of the technical consulting office; the manager of environmental protection division and the manager of climate change response division of the industry development and the environment and resources department under the CEC; the vice secretary for the National Collaborative Network for Desulfurization and Denitrification Technologies for the Power Industry (全國電力行業脫硫脫硝 技術協作網); the deputy secretary and deputy secretary general for the energy conservation and environmental protection sub-division under the CEC; an senior expert of the energy conservation and environmental protection sub-division under the CEC; a member of the energy and environment professional committee of China Energy Research Association; a member of the electric power environmental protection committee of the Chinese Society of Electrical Engineering; a member of the low-carbon economy working committee of the CAPEC (中國設備監理協會).

Mr. Gao Jiaxiang (高家祥)

Aged 47, is an independent non-executive Director. He holds a Bachelor’s degree in accounting and a Master’s degree in business administration. He is a certified public accountant and certified tax agent. Mr. Gao successively served as an audit manager at Xinxiang Juzhongyuan Certified Public Accountants (新鄉巨中元會計師事務所有限責任公司); the manager of audit department at the Beijing branch of Nanfang Minhe Certified Public Accountants; the department manager at Beijing Zhonghe Dingxin Certified Public Accountants (北京中和鼎信會計師事務所); the department manager at Beijing Tianyuanquan Certified Public Accountants (北京天圓全會計師事務所); the chief financial officer of Beijing Guanshi Foundation International Investment Management Company Limited (北京管氏基業國際投資管理有限公司); the chief accountant of Risun Chemical Co., Ltd. (旭陽化工有限公司); an executive director and the general manager of Beijing Huamai Huizhong Technology Co., Ltd. (北京華麥惠眾科技有限公司).

– 7 –

LETTER FROM THE BOARD

Information about Nominees of Supervisors

Mr. Huang Yuan (黃源)

Aged 49, is the deputy secretary of the Party Committee and chairman of the labor union of the Company. He holds a Bachelor’s degree in literature and a Master’s degree in engineering, and is a principal senior engineer and a member of the Communist Party of China. Mr. Huang successively served as assistant editor and reporter of News Department, editor and reporter of Special Edition Department, editor and reporter of the Agriculture and Electricity Department, editor, reporter and vice chairman of the labour union, secretary to the president, and vice chairman of the labour union of China Electric Power Newspaper Office; second-level staff, deputy director and director of Publicity Division of Ideological and Political Work Department, director of Publicity Division of the Political Work Department, deputy director of News Center, deputy director of News Center of China Datang Corporation, and director of Preparation Group for Datang Culture Media Co., Ltd.; general manager, deputy secretary of the Party Committee of China Datang Group Culture Media Co., Ltd. and deputy director of the News Center of China Datang Corporation Ltd.; deputy director of the News Center of China Datang Corporation Ltd..

Mr. Zhang Xuefeng (張學峰)

Aged 52, holds a Bachelor’s degree in accounting, and is a principal senior accountant and a member of the Communist Party of China. He successively served as an intern in the Education Division and other divisions of Chifeng Thermal Power Plant; an accountant in the Finance Division, a cashier of Finance Division, general ledger statements and cost accountant, and chief accountant of Hongshan Power Plant; deputy director of Finance Division of Chifeng Thermal Power Plant; director of Finance Division of Donglong Industrial Co., Ltd.; manager of Finance Division of Auxiliary Industry Company; director of Finance Division of Datang Chifeng Saihanba Wind Power Co., Ltd.; deputy chief accountant and director of Finance Division of Datang Chifeng Saihanba Wind Power Co., Ltd.; chief accountant, chief accountant and director of Finance and Property Management Department, deputy chief accountant and director of Finance and Property Management Department of China Datang Corporation Renewable Power Co., Ltd.; chief accountant, member of the Party Leadership Group, chief accountant and member of the Party Committee of Datang Guizhou Power Generation Co., Ltd.; chief accountant and member of the Party Committee of China Datang Corporation Energy Investment Co., Ltd.; a full-time supervisor of China Datang Corporation Ltd. He concurrently serves as a supervisor of Zhongxin Energy and Chemical Technology Company Limited.

– 8 –

LETTER FROM THE BOARD

Except for those afore-stated, no Nominee has held any directorship in any other listed companies or taken up a post in any affiliated companies of the Group in the past three years. In addition, except for those afore-stated, no Nominee has any relationship with any other Director, Supervisor, senior management, substantial shareholder or controlling shareholder of the Company. No Nominee has any equity interest in the Company within meaning of Part XV of the Securities and Futures Ordinance, Chapter 571 of the laws of Hong Kong.

The Nominees will be elected subject to approval by Shareholders at the EGM, and their terms will be effective from the date of such approval at the EGM. It is expected that each of the Nominees will enter into a service contract with the Company (with effect from the date of the relevant resolution for a term of three years).

After obtaining the relevant approval from the Shareholders at the EGM, the remuneration packages of the Directors and Supervisors will be determined by the remuneration and evaluation committee of the Board and according to the remuneration plan for Directors and Supervisors approved at the annual general meeting of the Company held on 30 June 2021.

The nomination committee of the Board and the Board are of the view that the Nominees for the third session of the Board possess diverse expertise in terms of energy, finance, accounting and management. They possess professional experience and knowledge which are strongly complementary to each other and such knowledge and experience are conducive to the scientific decision-making of the Board. At the same time, there are also diverse characteristics among the Nominees for the Board in terms of age and years of service, which can enhance the performance of the Company.

Except for those stated in this Supplemental Circular, the Company considers that there is no other information relating to the Nominees to be disclosed pursuant to Rule 13.51(2)(h) to (v) of the Listing Rules nor any matter which needs to be brought to the attention of the Shareholders.

III. THE EGM

The supplemental notice of the EGM is set out on pages 11 to 13 of this Supplemental Circular. The EGM will be held as originally scheduled at 2:00 p.m. on Thursday, 9 September 2021 at No. 120 Zizhuyuan Road, Haidian District, Beijing, the PRC.

For details of other resolution to be considered at the EGM, eligibility for attending the EGM, registration procedures, closure of registration of shares transfer, voting, the arrangement for proxy forms and other relevant matters, please refer to the Original Circular and the notice of the EGM of the Company dated 20 August 2021.

– 9 –

LETTER FROM THE BOARD

IV. RECOMMENDATION

The Board recommends the Shareholders to vote in favour of the relevant resolution set out in the supplemental notice of the EGM as it is in the interests of the Company and the Shareholders as a whole.

Yours faithfully,

By order of the Board

Datang Environment Industry Group Co., Ltd.* Wang Yanwen

Chairman

• For identification purpose only

– 10 –

SUPPLEMENTAL NOTICE OF THE EGM

==> picture [46 x 48] intentionally omitted <==

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 THE EGM

REFERENCE IS MADE TO the notice (the “ Original Notice ”) of the extraordinary general meeting (the “ EGM ”) issued by Datang Environment Industry Group Co., Ltd. (the “ Company* ”) dated 20 August 2021, in which the resolution to be considered by the Shareholders at the EGM to be convened at 2:00 p.m. on Thursday, 9 September 2021 at No. 120 Zizhuyuan Road, Haidian District, Beijing, the PRC is 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 20 August 2021 and 25 August 2021, respectively.

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

Supplemental Ordinary Resolution

1. (a) To consider and authorize the appointment of Mr. Wang Yanwen as an executive Director of the third session of the Board;

2. (b) To consider and authorize the appointment of Mr. Tian Dan as an executive Director of the third session of the Board;

3. (c) To consider and authorize the appointment of Mr. Wang Junqi as a non-executive Director of the third session of the Board;

4. (d) To consider and authorize the appointment of Mr. Wu Daqing as a non-executive Director of the third session of the Board;

5. (e) To consider and authorize the appointment of Mr. Chen Kan as a non-executive Director of the third session of the Board;

6. (f) To consider and authorize the appointment of Mr. Ye Xiang as an independent non-executive Director of the third session of the Board;

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SUPPLEMENTAL NOTICE OF THE EGM

• (g) To consider and authorize the appointment of Mr. Mao Zhuanjian as an independent nonexecutive Director of the third session of the Board;

• (h) To consider and authorize the appointment of Mr. Gao Jiaxiang as an independent nonexecutive Director of the third session of the Board;

• (i) To consider and authorize the appointment of Mr. Huang Yuan as a Supervisor of the third session of the Supervisory Committee;

• (j) To consider and authorize the appointment of Mr. Zhang Xuefeng as a Supervisor of the third session of the Supervisory Committee;

• (k) To consider and authorize the remuneration and evaluation committee of the Board to determine, upon the candidates for Directors and Supervisors approved at the EGM, the remuneration of the Directors and Supervisors according to the remuneration plan for Directors and Supervisors approved at the annual general meeting of the Company held on 30 June 2021; and

• (l) To consider and authorize the chairman of the Board or any other executive Director to enter into a service contract with the Directors and Supervisors being approved at the EGM and handle all other relevant matters on behalf of the Company upon the candidates for the Directors and the Supervisors being approved at the EGM.

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

The other texts of resolutions at the EGM 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.*

Wang Yanwen Chairman

Beijing, the PRC, 25 August 2021

As of the date of this notice, the executive Directors are Mr. Wang Yanwen and Mr. Tian Dan; the non-executive Directors are Mr. Qu Bo, Mr. Liu Quancheng, Mr. Liu Ruixiang and Mr. Li Zhenyu; and the independent non-executive Directors are Mr. Ye Xiang, Mr. Mao Zhuanjian and Mr. Gao Jiaxiang.

• For identification purpose only

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SUPPLEMENTAL NOTICE OF THE EGM

Notes:

• i. Save as the resolution newly proposed, there are no any other changes to the resolution set out in the Original Notice. For details of other resolution and other related matters to be considered at the EGM, please refer to the notice and circular of the EGM issued by the Company on 20 August 2021.

• ii. As the proxy form despatched by the Company on 20 August 2021 (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 resolution 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 resolution 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.

• iv. Each Shareholder entitled to attend and vote at the EGM may, by completing the Supplemental Proxy Form, appoint one or more proxies to attend and vote at the EGM 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 EGM. 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 EGM or any adjourned meetings should you so wish.

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