·It can be divided into conservation and fattening integrated column and pure fattening column. The pure fattening column is used to raise adult swines. The spacing of round steel in the column is larger than that of conservation and fattening integrated column;

·The material trough can be stainless steel double-sided material trough or dry and wet feeder;

·Water bowls or basins are available for drinking;

·Selection of heat preservation lamp, heat preservation cover and rubber pad.