Want to buy quality window hinges? OULAI can meet your requirements. OULAI is an excellent window hinge manufacturer, producing the best window hinges. If you are interested in our window hinges, please contact us.

  We specialize in manufacturing stainless steel friction stay, window hinge, window handle, window lock and other door & window accessories.The doors and windows hinges available with us are equipped with the finest automatic functioning that lets them open and close with smoothness accompanied with a notable improvement in their catch performance. This means that you are now not going to witness or hear any kind of annoying sound while opening and closing your windows or doors.OULAI has always been an excellent window hinge manufacturer.