Linxia Huaan Biological Products CO., LTD. are specialized inproducing Casein and Casein based products in China, as one oflargest manufacturer of Casein, we can supply Acid Casein includingEdible and Industrial grade, Rennet Casein, Sodium Caseinate,Calcium Caseinate, we are certified by ISO9001:2000 HALALãHACCPand KOSHER, our brand HUAAN has won a good reputation notonly in domestic market but also in USA, EU countries, southeastAsia , Mid-East Africa and Taiwan region.