The article discusses the importance of a green power generation system to tackle energy shortages and reduce carbon emissions. It emphasizes the integration of sustainable energy pathways for low-carbon goals, with a focus on the challenges posed by the volatility of renewable energy generation. Hydrogen, as a key energy carrier, is highlighted for its potential in renewable energy storage and decarbonization efforts in sectors like transportation. The article delves into the use of methanol as an energy-rich fuel for hydrogen production, detailing its advantages over other fuels and its conversion processes through thermochemical methods such as steam reforming and partial oxidation. The Methanol-to-Power (M2P) process is explored through electrochemical and thermochemical pathways, showcasing its adaptability for various power generation scenarios. Syngas purification processes play a crucial role in transforming hydrogen-rich syngas into electricity, emphasizing the importance of maximizing energy utilization efficiency in power generation. Overall, the article presents a positive outlook on advancing methanol-to-power technologies for sustainable energy generation and decarbonization efforts.