Airistar Technologies specializes in providing air purification products designed to address indoor air quality challenges. Their customizable air purification units are utilized in various environments such as casinos, bars, restaurants, doctor's offices, and residential homes. Airistar's products, including the A500, A100, and A100GT, aim to ensure optimal air quality in indoor spaces where pollutants can be significantly higher than outdoor levels. The company's portable air purifiers are effective in removing dust, smoke, allergens, irritants, chemicals, and gas contaminants from indoor settings like restaurants, schools, hospitals, and offices.