1. Keep the temperature of the branch house at 18-20°C. The temperature of the incubator is: 32-34°C at 1-7 days, 30-32°C at 8-12 days, 28°C at 15-30 days. 2. The branch house should be kept dry, clean, hygienic, cool in winter and cool in summer, free of blood-sucking insects, rodents, etc. 3. After the sow is finished giving birth, the obstetrical bed should be cleaned and disinfected; sows' udders and nipples should be scrubbed with 0.1% potassium permanganate solution, and then the nipples should be fixed so that the piglets can eat colostrum. After the birth of the piglet, clean the whole body with a clean sterile gauze and allow it to eat colostrum as soon as possible. 4, broken umbilicus, broken tail, cut teeth, playing ear number, etc. should be strictly sterilized with iodine to prevent infection. 5. The piglets begin at 7 days of age, and feed them with small amounts and multiple feeding methods to exercise their digestive functions. As far as possible in the feed according to 0.2% add only ecological C211 (probiotics, Dalian Sanyi company R & D), can improve digestion and absorption function, improve feed utilization, maintain intestinal flora balance, enhance immunity, prevent diarrhea in piglets. 6. Full feeds should be given to nursing sows to ensure their nutritional needs, so that piglets can get enough milk with complete nutrition. The sow's milk is too concentrated, and the fat and protein content in the milk is too high. After the piglet has eaten, it is indigestion and can cause the piglets to squat. Sows' thin milk, incomplete nutrition, lack of certain vitamins and minerals, can also cause the occurrence of alum. 7. Allow piglets to drink enough clean drinking water to prevent eating dirty water and excrement, etc. Otherwise, it is easy to cause diarrhea. 8. Weaned piglets were isolated and weaned early. After 28 days of weaning, the sows left the farrowing house. The piglets stayed on the originating bed for 5 days, and then all were transferred to the nursery house 100-200 meters away from the branch house. Nest group to cut off and control the mutual transmission of the source of infection between the population and the offspring. Tebuthiuron,Trifloxystrobin,Flufenacet,Amicarbazone,Prothioconazole,Sulfentrazone Changzhou Satidi Import and Export Co., Ltd. , https://www.guanjiejt.com