What brand is the fresh air system of Shantou Evergrande Jinbi Jiangwan?

Shantou Evergrande Jinbi Jiangwan's fresh air system is a famous British fresh air brand. British registered trademark "Kair", China registered trademark "Echo". Daikin brand is mainly famous for air conditioning. Daikin air conditioning provides "comfort" suitable for every space, and constantly creates "new air conditioning culture" with excellent technology and quality. Its entry into the fresh air industry is also based on its air conditioning production technology, and its market share is relatively high.