1. Pig semen therapy Take 5 to 15 milliliters of porcine semen, intramuscularly, once daily for 3 days, with good results. 2. Zinc Sulfate Therapy Add 10 to 16 grams of zinc sulphate to the pig's diet. After feeding for one month, the weight gain rate can be increased by 99.1%, and the average daily weight gain is 433 grams. 3. Egg-Cleaning Therapy The egg is first sterilized with alcohol, and then the egg white is drawn with a syringe. It is injected 4 to 5 ml on both sides of the submandibular area of ​​the pig and injected 1 to 3 times per week. 4. Fish meal therapy for each pig Feeding 50 to 100 grams of fishmeal every day has a significant effect on thawing.