Stainless steel exposed/concealed box is a type of distribution box designed and assembled into various control functions based on component models, specifications, and quantities. Due to the arbitrary size of the box body, the structure is tightly combined to a relatively complete level. Wall mounted installation, suitable for perspective windows and doors, with sealed rubber strips attached to the door panels to prevent rainwater from seeping in. The box is equipped with a galvanized bottom plate for installation, with a circular hole for incoming and outgoing lines at the bottom and a sealing ring.