Method for bonding liquid crystal display screen and backboard

The invention discloses a method for bonding a liquid crystal display screen and a back plate, which mainly comprises the following steps of: placing a first adhesive film in a mold, placing the back plate in the mold and placing the back plate on the first adhesive film; the surface, away from the first adhesive film, of the back plate is coated with an adhesive; the adhesive is discontinuously coated on the upper surface of the back plate; the liquid crystal display screen is arranged on the upper surface of the back plate and covered with an adhesive; the surface, away from the back plate, of the liquid crystal display screen is covered with a second adhesive film, the lower surface of the second adhesive film is bonded with the upper surface of the first adhesive film and the upper surface of the liquid crystal display screen, a suction pipe is further arranged on the lower surface of the second adhesive film, and the suction pipe is connected with a negative pressure device; vacuumizing between the back