Group 1: Business Performance - The company's oil-saving business revenue decreased by 12.71% in 2024, primarily due to stable demand for plasma ignition projects [2] - The environmental protection business declined significantly, influenced by low industry demand and limited investment capacity for environmental upgrades [2] Group 2: Policy Impact - The implementation of the "New Generation Coal Power Upgrade Special Action Implementation Plan" will affect coal power energy-saving renovations, promoting carbon reduction and flexibility improvements [3] - The plan encourages the expansion of coal power energy-saving renovations into smart and digital fields, providing broader business development opportunities for service providers [3] Group 3: Project Updates - The main revenue from the ammonia-mixed combustion business in 2024 came from the 600MW coal-fired boiler project at Guoneng Taishan Power Plant, which achieved partial acceptance [4] - The ammonia-mixed combustion technology is still in the research and engineering verification stage, requiring further optimization in technology, fuel costs, carbon reduction benefits, and national policies [5] Group 4: Growth Factors - The rapid growth of comprehensive energy-saving renovations is driven by the company's strategic alignment with the national goal of building a new power system and active involvement in energy-saving and flexibility renovation projects [6] - The company has implemented China's first large-capacity steam heating molten salt energy storage project, enhancing its position in new energy storage technologies [6] Group 5: Biomass Business - The biomass business is part of the company's strategy under the "dual carbon" goal, focusing on various technical applications, including straw and vine biomass production and co-firing [7]