Combined environment-friendly decorative wallboard for interior design

The utility model relates to the technical field of pre-positioning installation, and discloses a combined type environment-friendly decorative wallboard for interior design, which comprises a body, a first fixing block and a second fixing block are fixedly assembled on the side surface of the body respectively, a second groove is formed in the side surface of the first fixing block, and a second groove is formed in the side surface of the second fixing block. A square groove and a first round hole are formed in the inner wall of the second groove, and a limiting column is fixedly assembled on the inner wall of the second groove. According to the combined type environment-friendly decorative wallboard for the interior design, through the arrangement of the first round holes, the transverse columns, the square grooves, the second plug pins, the third plug pins and the like, when the environment-friendly wallboard is installed, a worker can complete installation without drilling the wallboard, and therefore mat