Huadian Power International : OVERSEAS REGULATORY ANNOUNCEMENT; AND INSIDE INFORMATION ANNOUNCEMENT

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

華電國際電力股份有限公司

Huadian Power International Corporation Limited*

(A Sino-foreign investment joint stock company limited by shares incorporated in the People's

Republic of China (the "PRC"))

(Stock code: 1071)

OVERSEAS REGULATORY ANNOUNCEMENT; AND

INSIDE INFORMATION ANNOUNCEMENT

This announcement is made pursuant to Rules 13.09(2)(a) and 13.10B of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited and Part XIVA of the Securities and Futures Ordinance (Chapter 571 of the Laws of Hong Kong).

The announcement published by Huadian Power International Corporation Limited* (the "Company") on the website of the Shanghai Stock Exchange is set out herein for reference purpose only.

By order of the Board

Huadian Power International Corporation Limited*

Zhang Gelin

Secretary to the Board

As at the date of this announcement, the board of directors of the Company comprises:

Ding Huande (Chairman, Executive Director), Ni Shoumin (Vice Chairman, Non-executive Director), Peng Xingyu (Non-executive Director), Luo Xiaoqian (Executive Director), Zhang Zhiqiang (Non-executive Director), Li Pengyun (Non-executive Director), Wang Xiaobo (Non-executive Director), Feng Rong (Executive Director), Wang Dashu (Independent Non-executive Director), Zong Wenlong (Independent Non-executive Director), Feng Zhenping (Independent Non-executive Director) and Li Xingchun (Independent Non-executive Director).

Beijing, the PRC

25 March 2021

* For identification purpose only

Stock code: 600027

Stock short name: HDPIAnnouncement No. 2021-014

Huadian Power International Corporation Limited* Shareholders' Return Plan for the Years 2020-2022

Huadian Power International Corporation Limited* (the "Company") has always attached importance to the reasonable return of investors and maintained the consistency and stability of profit distribution policy. According to the Notice on Further Implementing Relevant Matters Concerning Cash Dividends of Listed Companies (Zheng Jian Fa [2012] No. 37) (《關於進一步落實上市公司現金分紅有關 事項的通知》(證監發[2012]37 號)), the Regulatory Guidelines for Listed Companies No. 3 - Cash Dividends of Listed Companies (Zheng Jian Hui Gong Gao [2013] No. 43) (《上市公司監管指引第 3 號--上市公司現金分紅》(證監會公告[2013]43 號)) issued by China Securities Regulatory Commission (the "CSRC") and relevant provisions under the Article of Association of Huadian Power International Corporation Limited* (the "Articles of Association"), while taking into consideration of its future operations and development conditions, the Company formulated the Shareholders' Return Plan of Huadian Power International Corporation Limited* in the Years 2020 - 2022 (the "Plan"). Details of the Plan are as follows:

I. Considerations for Formulating the Plan

With an aim to establish a sustainable, stable and scientific return plan and mechanism for investors, the Company, by fully taking into account its operating situation, development strategies and industry development trends, proposed to make institutional arrangements of the profit distribution to ensure the consistency and stability of profit distribution policy.

II. Principles for Formulating the Plan

Subject to the relevant laws and regulations and the relevant provisions on profit distribution in the Articles of Association, by fully considering the opinions of independent directors, supervisors and public shareholders, the Company shall establish a consistent, stable and positive profit distribution policy, to ensure reasonable returns of investment for the shareholders while taking into account the interests of all the shareholders as a whole, the long-term interests of the Company and the reasonable funding requirements.

III. Specific Shareholders' Return Plan in the Years 2020-2022

(1) Form of profit distribution

The cash dividend distribution shall take priority over shares dividend in terms of the dividend distribution.

(2) Specific conditions and proportion of Company's cash dividends

During 2020 to 2022, the profits to be distributed by the Company in cash shall, in principle, not be less than 50% of the distributable profits realized in that year as indicated in the consolidated statements and the dividend per Share shall not be less than RMB0.2.

(3) Review procedures of the Company's profit distribution plan

The annual profit distribution plan of the Company shall be prepared by the management and submitted to the board of directors and the supervisory committee for approval. The board of directors shall fully discuss the reasonableness of the plan and submit its resolution to the general meeting for approval after the independent directors expressed their opinions. Where the Company decides not to pay cash dividends under special circumstances, the board of directors shall explain the specific reasons for not paying cash dividends and clarify the use of the Company's retained earnings, its anticipated investment income, etc. Such clarification and explanation, along with the opinions on them from the independent directors, shall be submitted to the general meeting for approval.

After the resolution in respect of the profit distribution plan is approved at the general meeting, the board of directors of the Company shall complete the distribution within two months after the general meeting.

IV. Formulation Cycle of the Shareholders' Return Plan

The board of directors of the Company shall specifically study and discuss matters relating to the returns for shareholders, set out a specific and clear shareholders' return plan with a cycle of three years, and submit to the general meeting for consideration and approval.

V. Effective Mechanism of the Plan

1. The Plan shall come into force on the date when it is approved by the general meeting.

2. The provisions in relevant laws and regulations, normative documents and the Articles of Association shall be implemented for matters not covered by the Plan.

3. The plan shall be interpreted by the board of directors of the Company.

Huadian Power International Corporation Limited*

25 March 2021