morning light multi-functional elastic waterproof intermediate layer paint has strong elasticity at room temperature, and its elongation property can prevent existing and future cracking in a wide temperature range. Thus, it can adapt to the movement of active cracks on the surface of the wall, absorb the stress generated by the movement of the wall, and expand and contract with the wall cracks, so that the wall cracks without the paint cracking, which is beneficial for its decorative properties and long-term protection of the wall.