As a leading brand in the window and door industry, Hihaus ( Chinese brand name: 帝奥斯） attended the International Building and Construction Trade Fair 2021 in Shanghai, China. Hihaus( 帝奥斯） interpreted the style and strength of a big brand, brought a unique quality show to the clients, and attracted lots of customers to stop and visit during the fair. The new products make a stunning debut and show the strength of a famous and big brand. The designs are simple but appearances are exquisite, and the performances are superior. Welcome to visit us and send us inquiries! Our main hot sell products: 103 Series Casement windows, 86 series top hung windows, 60 series sliding windows, 65 Series sliding door, 108 Series high door.We are your one-stop project solution provider,Any further question, welcome to contact us in bellow.