Professor of Hunan Agricultural University, tutor of master's degree in Chinese veterinary medicine, outstanding veterinarian in China, leading talents and high-tech talents in scientific and technological innovation and entrepreneurship in Changsha (category C), African classical swine fever research expert in Hunan Province, special commissioner of science and technology in Fujian Province, director of technology center of veterinary medicine enterprises in Hunan Province, around the reproductive health of sows, the theory of "three wastes retention" was put forward, and the "three hearts and five rings" management of sows was constructed. Pig farm management measures such as "four multi-feeding" mode and "natural delivery" mode The systematic explanation clearly and enriches the "spleen and stomach" theory of traditional Chinese veterinary medicine, and constructs the "peptidoglycan" three-high rapid fattening model, which creates conditions for resistance reduction, non-resistance breeding, vaccine reduction and vaccine-free immunity in pig farms, and significantly improves body health. significantly reduce meat production costs and shorten fencing time According to the anatomical and physiological characteristics of animals and the law of the occurrence and development of epidemic diseases, the theories of "immune collapse", "distinguishing turbid secretion" and "pulmonary-intestinal circulation" were put forward. to provide technical support for the prevention and control of major epidemic diseases such as African classical swine fever, blue ear disease and epidemic diarrhea. Known as "the first person of domestic sow reproductive health"!