The flip up folding doors are constructed of a steel skeleton, complemented by a
matching exterior finish. It has automatic opening, closing and locking mechanism,
which can be controlled by remote control. The opening method is that the upper and
lower door leaves are folded to the outside through the lifting mechanism. The
opening method of the folding door is suitable for large-span doorways and buildings
with no space on the upper and both sides of the doorway.Its main advantages are
beautiful appearance, easy integration of architectural styles, safe and reliable
operation, and low noise.