Abstract: A Christmas ornament structure comprises a glass ball and a ceramic cap, wherein the glass ball is a hollow object, and a blow orifice part upwardly extends from an end of the surface and includes a hole; in addition, the ceramic cap is a modeled body, a circle ring is connected on the top of the modeled body, a hollow structure is inwardly formed by a connection inner wall on the interior surface of the ceramic cap, and such a hollow structure is connected in communication with the interior of the glass ball; moreover, the bottom of the ceramic cap includes an opening which allows the blow orifice part of the glass ball to enter such that the perimeter of the opening forms an arc-shaped face closely fitting to the surface of the glass ball in order to be fixedly bonded to the glass ball thus resulting in an in-out thoroughly connected Christmas ornament model of integral formation.