About HUANENG POWER Company

Huaneng International Power Co., Ltd. (“Company”, “Company” or “Huaneng International”) and its subsidiaries mainly develop, construct, and operate power plants throughout China. It is one of the largest listed power generation companies in China, and the first power generation company in China to be listed in New York, Hong Kong, and Shanghai. As of December 31, 2023, it had 135,655 megawatts of installed manageable power generation capacity, of which low-carbon clean energy accounted for 31.24% of the installed capacity. The company's domestic power plants are widely distributed in 26 provinces, autonomous regions and municipalities in 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 publicly issued 1.25 billion foreign-listed foreign shares (“foreign shares”) for the first time in the world, 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”) through an 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 non-public offering of 1.5 billion A shares and 500 million H shares. In November 2014, the company completed a non-public offering of 365 million H shares. In November 2015, the company completed a non-public offering of 780 million H shares. In October 2018, the company completed the non-public offering of 498 million A-shares. Currently, the company's total share capital is approximately 15.7 billion shares. The Company's direct controlling shareholder is Huaneng International 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 been adhering to technological innovation, institutional innovation, and management innovation. It has created a number of first and milestone projects in the domestic industry in terms of power technology advancement, power plant construction and management methods, 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 Chinese power generation enterprises. The company first introduced a 600,000-kilowatt “supercritical” generator set in China; put into operation the first domestic stand-alone power unit with a capacity of 1 million kilowatts and the first digitized million-kilowatt ultra-supercritical coal-fired unit, built the world's first 660,000-kilowatt high-efficiency ultra-supercritical coal-fired coal-fired power unit using seawater desulfurization and the highest domestic parameters, and built the first ultra-supercritical coal-fired generator set in China. It has developed cooperative flue gas treatment technology for thermal power plants, and is widely used in environmental protection renovation and new construction projects. (The first “national first” Set)” Major technical equipment produced nationwide, safe and intelligent The DCS/DEH integrated distributed control system was put into operation and popularized and applied in million-kilowatt ultra-supercritical high-efficiency secondary reheating units; vigorously promoted the construction of offshore wind power bases in the eastern coastal area to create an advantage in offshore wind power cluster development; built the first major energy project in the China-Pakistan Economic Corridor, and set the best record for the safety, quality and progress of China's overseas power construction projects; the company's technical and economic indicators and labor productivity of all employees maintain an advanced level in the domestic power industry. The company continuously optimizes the power supply structure and regional layout, consolidates the leading position of conventional energy, accelerates the development of new energy, enhances industrial synergy, expands the field of distribution services, and achieves an overall improvement in the level of operation, quality and efficiency, and enterprise vitality. Over the years, the company has been forging ahead, expanding its scale year by year, and increasing its competitive strength. The company's development depends on the company's scale and equipment advantages, positive 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 professional management, and strong support from major shareholders.