Compound environmental protection floor

The utility model discloses a compound environmental protection floor, including first environmental protection board and second environmental protection board, it is equipped with the composite sheet to press from both sides between first environmental protection board and the second environmental protection board, first environmental protection board and second environmental protection board are the rectangle structure, through the fixed block of clamp splice of borduring between four sides of first environmental protection board and four sides of second environmental protection board, the composite sheet includes that first splint, third splint and card establish the second splint between first splint and third splint, the utility model discloses the structure is through changing the connected mode between the laminate flooring, by the sticky mode that contained harmful gas such as formaldehyde originally, changes the form of stopper and the mutual block of spacing groove into, can be fine avoided the prod