Using efficient blending technology for hydrogen blending in natural gas pipelines. Direct utilization of hydrogen energy, improving energy efficiency, and reducing carbon emissions in energy systems. MDEA efficiently recovers CO₂ from flue gas, achieves efficient decarbonization, and simultaneously produces green methanol, exchanging “carbon” for “alcohol” to maximize project value. Zero-carbon high-energy-density hydrogen carrier - green ammonia, meeting the transportation industry’s energy demand for green ammonia and promoting the development of the green ammonia economy. Using efficient gasification technology to produce green methanol. Utilizing agricultural and forestry waste to produce high-value-added renewable fuels, enhancing energy value, promoting the construction of beautiful rural areas from the source of raw materials and production, and providing a high-quality development path for rural revitalization.