Wall panel decorative structure and assembly method therefor

A spliced wall panel decorative structure, comprising a first left side wall panel assembly, a second left side wall panel assembly, a first middle wall panel assembly, a second middle wall panel assembly, a second right side wall panel assembly, and a first right side wall panel assembly arranged sequentially along an embedded space, wherein a left side connecting structure is arranged at a position, away from the first middle wall panel assembly, of a back of the first left side wall panel assembly, a right side connecting structure is arranged at a position, away from the second middle wall panel assembly, of a back of the first right side wall panel assembly, a first connecting structure is arranged at an end of the first middle wall panel assembly, a second connecting structure is arranged at an end of the second middle wall panel assembly, a first limiting structure is arranged at a joint between the first middle wall panel assembly and the second left side wall panel assembly, a second limiting structure is arranged at a joint between the second middle wall panel assembly and the second right side wall panel assembly, and middle connecting structures are mounted between the first left side wall panel assembly and the second left side wall panel assembly, between the first middle wall panel assembly and the second middle wall panel assembly, and between the first right side wall panel assembly and the second right side wall panel assembly;

• the first limiting structure is in inserted connection with the first connecting structure, and the second limiting structure is in inserted connection with the second connecting structure;
• and the first left side wall panel assembly is in clamped connection with the left side connecting structure, the second left side wall panel assembly abuts against the first limiting structure, the first middle wall panel assembly is inserted between the first connecting structure and the first limiting structure, the second middle wall panel assembly is inserted between the second connecting structure and the second limiting structure, the first right side wall panel assembly is in clamped connection with the right side connecting structure, the second right side wall panel assembly abuts against the second limiting structure, the first left side wall panel assembly and the second left side wall panel assembly are in inserted connection with a corresponding one of the middle connecting structures, the first middle wall panel assembly and the second middle wall panel assembly are in inserted connection with a corresponding one of the middle connecting structures, and the first right side wall panel assembly and the second right side wall panel assembly are in inserted connection with a corresponding one of the middle connecting structures.