Yoosung Envitech was founded in 2001 with the goal of creating value and contributing to society through air filtration equipment and energy-saving air conditioners to improve indoor air quality(IAQ). We are supplying best products to our customers with high efficiency, high quality, and high cleanliness for the air purifying system and air conditioning system, which are being put forward as key issues in all industries. Yoosung Envitech has many examples of new product development and indoor environment improvement based on accumulated technology through long research and development and field experience.