... overall hot galvanized processing after welding,thus make the pipe more strong and durable;2.Slat floor ... not easy to break,and reasonable aperture improve the leak dung effect;3.Comfortable feeling and thickened ... trough,no feed spill out,no waste and the material is antirust,anticorrosion,keep feed hygeian,also ... floorProcess technologyOverall hot-dip galvanized Pig Farm equipment for farrowing