The Guanglan oil fume purifier adopts efficient purification and can effectively remove particulate matter and organic compounds from oil fume through multiple technologies such as adsorption, filtration, and chemical reactions. Safe and environmentally friendly, the purified oil fume can be safely discharged or recycled, meeting environmental requirements. Energy saving, adopting advanced energy recovery and control systems to reduce energy consumption and save costs. Convenient and flexible, the device is compact in size, suitable for various commercial places, and easy to install and maintain. Silent operation, using noise control technology to reduce noise interference and provide a comfortable working environment. In summary, the oil fume purifier has the characteristics of high efficiency purification, safety and environmental protection, energy saving, convenience and flexibility, and silent operation.