Recently, pork price in China has continued to rise, which is mainly due to the African swine fever epidemic and the “Pig Cycle”. In the upstream of pig breeding industry chain, how can feed factories achieve the production of safe feed and create a differentiated competitive advantage? ZHENG CHANG has put forward a systematic solution to prevent and control African swine fever and improve feed quality. See more at: http://www.zhengchang.com/eng/index.aspx?cat_code=Zhengchang%20News