Huadian Power International Corporation Limited (the "Company") and its subsidiaries (together the "Group") are one of the largest comprehensive energy companies in the People's Republic of China (the "PRC"), primarily engaged in the construction and operation of power plants, including large-scale efficient coal-fired, gas-fired generating units and hydropower projects. The Group's power generating assets in operation are located in 15 provinces , autonomous regions and municipalities across the PRC at prime locations, mainly in the electricity and heat load centers or regions with abundant coal resources. Recently, the Group had a total of 55 controlled power generation enterprises which have commenced operations involving a total of 77,444.58 MW controlled installed capacity, primarily including 54,400 MW attributable to coal-fired generating units, 20,578.11 MW attributable to gas-fired generating units and 2,459 MW attributable to hydropower generating units.

The Company was incorporated in Jinan, Shandong Province, the PRC on 28 June 1994. On 30 June 1999, the Company issued approximately 1,431 million H shares in its initial public offering, and such H shares are listed on The Stock Exchange of Hong Kong Limited (the "Hong Kong Stock Exchange"). On 3 February 2005, the Company successfully issued 765 million A shares in the PRC, and such A shares are listed on the Shanghai Stock Exchange ("SSE"). Subsequently, on 1 December 2009, 3 July 2012 and 18 July 2014, the Company issued 750 million, 600 million and 1,150 million A shares, respectively, each through a non-public issuance, and all such A shares are listed on the SSE. On 30 July 2014, the Company issued approximately 286 million H shares by way of placing, and such H shares are listed on the Hong Kong Stock Exchange. On 8 September 2015, the Company issued approximately 1,056 million A shares by way of non-public issuance, and such A shares are listed on the SSE. On 28 September 2021, the Company issued approximately 6.8816 million A shares and 14,701,590 convertible corporate bonds by way of non-public issuance, and such A shares and convertible corporate bonds are listed on the SSE. On 1 June 2023, the Company completed the conversion of 14,701,590 convertible corporate bonds into 358 million A shares and such A shares are listed on the SSE. On 22 August 2025, the Company issued approximately 1,384 million A shares by way of non-public issuance, and such A shares are listed on the SSE. Currently, the Company's total share capital is 11,611,774,184 shares, including 9,894,540,584 A shares and 1,717,233,600 H shares, accounting for approximately 85.21% and 14.69%, respectively, of the current total share capital of the Company. As of 31 December 2024, the total number of regular employees of the Group amounted to 25,093.