Olansi Air Purifier was selected as the purifier with the highest rating around. The world. This manufacturer produces low-cost devices that are utilized around the world. Their main goal. The air purifying system they use is ionizer technology and Electrostatic charge The company also provides other services. products like humidifiers, protein shakers and cigarette papers. Visit www. Its website https://www.olansitr.com/air-purifiers.html if you need to find important information.