On April 18, 2019, the annual China Feed Expo was held in Nanning International Convention and Exhibition Center, Guangxi. ZhengChang brought the newly developed pig feed pellet mill, hammer mill, expander, etc. , and displayed our high-quality feed engineering and African swine fever prevention and control technology. For more information about this event, check out our website at: http://www.zhengchang.com/eng/index.aspx?cat_code=Zhengchang%20New
