Changsha Changsha County Hunan Animal Feed Pigs Animal Feed Chickens Animal Feed Animal Feed Production Aquaculture Gao Xiao Hun He Machines Ke Li Machines Wei Crushers Yu Hun Materials Raw Materials Ecological Aquaculture Environmental Protection Aquaculture 理事单位 常务理事单位 省级高新技术企业 高新技术企业 科技型中小企业 省科技型中小企业