1. Precise control, saving manpower, improving production efficiency and reducing breeding cost.

2. Application to sows can improve the pregnancy turnover rate and reduce the elimination rate.

3. Sows were fed with ration cup for a short time, from 30-60 minutes to 10 seconds, and the feeding process was quiet to reduce stress, miscarriage, reheat, and instrument damage.

4. Reduce the contamination of feed and woven bag by human and mice, and keep the feed fresh.

5. It can be applied to conservation pigs and breeding pigs with automatic free feeding, which can be delivered 7-10 days in advance to reduce the cost.

6. Reduce the labor force, increase the retention rate of workers and stabilize the quality of personnel.

7. Strengthen the epidemic prevention system.