1. This is a new automatic machine to instead of manual work. 2. The machine is easy to install,easy to operate,easy to remove. 3. One machine can finish about 450m2 in 8 hours,amount to 9 labors’ work. 4. The quality of plastering wall is good because of the two minunature vibrators. 5. The machine is equipped with omni-directional rubber tyres to make it much durable and insulating. 6. The machine can plaster wall by one-time,the thickness can be adjusted. 7. The machine can stride the windows and the door without supplying ash. 8. The machine can be uesd for more than 5 years as long as the maintenance is well.