About HUANENG POWER Company

Huaneng International Electric Power Co., Ltd. (the “Company”, or “Huaneng International”) and its subsidiaries mainly develop, build and operate power plants throughout China. It is one of the largest listed power generation companies in China, and is the first power generation company in China to be listed in New York, Hong Kong, and Shanghai. As of December 31, 2022, it has a controllable power generation installed capacity of 127,228 megawatts, of which low-carbon clean energy has an installed capacity of 33,171 megawatts, accounting for 26.07%. The company's power plants are widely distributed in 26 provinces, autonomous regions and municipalities directly under the Central Government of China; the company wholly owns an operating power company in Singapore and invests in an operating power company in Pakistan. The Company was founded on June 30, 1994. In October of the same year, it made an initial public offering of 1.25 billion foreign-listed foreign shares (“Foreign Shares”) globally and was listed on the New York Stock Exchange in the form of 31.25 million American Depositary Shares (“ADS”) (code: HNP*). In January 1998, the company's foreign shares were listed on the Hong Kong Stock Exchange Limited (“Hong Kong Stock Exchange”) by introduction (code: 902). Since then, in March 1998, the company successfully completed the global placement of 250 million foreign shares and the targeted placement of 400 million domestic shares. In November 2001, the company successfully issued 350 million A-shares (code: 600011) in China, of which 250 million public shares were listed on the Shanghai Stock Exchange. In December 2010, the company completed the private offering of 1.5 billion A shares and 500 million H shares. In November 2014, the company completed a private offering of 365 million H-shares. In November 2015, the company completed a private offering of 780 million H-shares. In October 2018, the company completed a private offering of 498 million A-shares. Currently, the company's total share capital is about 15.7 billion shares. The direct controlling shareholder of the Company is Huaneng International Electric Power Development Company (“Huaneng Development”), and the ultimate controlling shareholder is China Huaneng Group Co., Ltd. (“Huaneng Group”). The company's main business is to develop, build and operate power plants nationwide using modern technology and equipment and domestic and foreign capital. As a power generation enterprise, since its establishment, the company has insisted on technological innovation, institutional innovation, and management innovation, created a number of domestic industry first and milestone projects in the advancement of power technology, power plant construction and management methods, etc., promoted the leapfrog development of China's electric power industry and technological progress in the power plant equipment manufacturing industry, and promoted the improvement of the technical level and management level of power generation enterprises in China. The company introduced a 600,000 kilowatt “supercritical” generator set for the first time in China; put into operation the first domestic stand-alone capacity of 1 million kilowatts and the first digital million-kilowatt supercritical coal-fired unit, built the world's first million-kilowatt unit using seawater desulfurization and a 660,000-kilowatt high-efficiency super-supercritical coal-fired unit with the highest domestic parameters; built the country's first supercritical secondary reheating coal-fired generator set; developed the country's first “independent research and development” Taiwan (set)” Major technical equipment produced nationally, safe and intelligent The DCS/DEH integrated decentralized control system was put into operation in a million-kilowatt super-critical high-efficiency secondary reheating unit and was promoted and applied; vigorously promoted the construction of offshore wind power bases in the coastal region of the East Line to form an advantage in the clustered development of offshore wind power; built the first major energy project in the China-Pakistan Economic Corridor, setting the best record for safety, quality and progress of power construction projects overseas in China; the company's technical and economic indicators and labor productivity of all employees maintained an advanced level in the domestic power industry. The company continuously optimizes the power supply structure and regional layout, consolidates the leading position in conventional energy, accelerates the development of new energy sources, enhances industrial synergy, expands the field of placement services, and achieves an overall improvement in the level of operation, quality and efficiency, and enterprise vitality. Over the years, the company has forged ahead, expanded its scale year by year, and its competitive strength continued to increase. The company's development depends on various advantages such as the company's scale and equipment advantages, active low-carbon clean energy transformation advantages, technological innovation and environmental protection advantages, regional layout advantages of the company's power plants, sound corporate governance structure and market reputation advantages, rich capital operation experience and overseas development advantages, high-quality workforce and specialized management, and strong support from major shareholders.