When the external aluminum glass window philippines is open, rainwater will flow into the inner cavity from the lock hole of the driver, resulting in corrosion of the lining steel of the inner cavity and corrosion of the friction hinge screws, affecting the connection strength of the window and the friction hinge. Therefore, in the design, it shall be required that the gap behind the driver at the lock hole shall be sealed with glue. The glue quota is given.