Past 40 years since Chinese economic reform，witnessed the skyrocketing development of our swine industry，which is largely due to nutrition research and feed technology innovation. Pork production increased from 8.56 billion tons in 1978 to 52.96 billion tons in 2021，and satisfied pork demand of the people. Moreover，nutrition research and feed technology innovation improved the safety and quality of the pork. Nutrition research and feed technology innovation also facilitates appropriate utilization of feed resources，alleviate predicament of food competition between human and farm animals．