Green and environment-friendly concrete composite floor slab

The utility model discloses an environment-friendly concrete composite floor slab, and particularly relates to the technical field of machinery, the environment-friendly concrete composite floor slab comprises a floor slab body and a wall body, a fixed lifting hook is fixedly arranged in the middle of the top of the floor slab body, a reinforcing steel bar is fixedly arranged in the floor slab, and a hook mechanism is arranged on the lower surface of the floor slab body. Slots are formed in the tops of the wall bodies, and clamping grooves are formed in the sides, close to each other, of the tops of the wall bodies; by arranging the threaded groove and the hanging frame, the hanging frame can be fixed to the lower surface of the floor slab body, so that support and fixation needed by the top during house decoration are conveniently provided, the occupied height during roof decoration is reduced, and the device is high in practicability; by arranging the reinforcing steel bars and the inserting grooves, the fl