using MDV(Microwave Vacuum Drying) technology passed ,FDA,GREEN FOOD, ISO 22000:2005,HALAL,HACCP,OU,ECOCERT,USDA NOP,crisp The brief introduction of our companyChina Gansu Zhengning Jinniu Industrial Co., Ltd is a machinery factory that was founded in 1958. For 50 decades we were engaged in researching and manufacturing food processing and agricultural machinery. At present, our products have ...