..., display screen design, convenient, practical, fast, efficient and less manpower. Only workers are required to place materials, and other machines can automatically complete CO2 welding, which is convenient for the factory to recruit workers and put
..., display screen design, convenient, practical, fast, efficient and less manpower. Only workers are required to place materials, and other machines can automatically complete CO2 welding, which is convenient for the factory to recruit workers and put more