(1) Remove the original sealant at the overlap of the metal plates.
(2) Wipe the metal plate of the repaired part clean again.
(3) Choose single-sided aluminum foil oriental tape with different specifications according to the seam of the leak;
(4) Directly cover the seam with single-sided aluminum foil oriental tape;
(5) After bonding, roll the repaired parts in order to make the single-sided aluminum foil oriental tape stick firmly at the seam.