We, Linxia Huaan Biological Products CO., LTD. are specialized in producing Casein and Casein based products in China, as one of largest manufacturer of Casein, we can supply Acid Casein including Edible and Industrial grade, Rennet Casein, Sodium Caseinate, Calcium Caseinate, we are certified both by ISO9001:2000 and Kosher, our brand 揝IHEXUEYU?has won a good reputation not only in domestic market but also in USA, EU countries, southeast Asia , Mid-East ，Africa and Taiwan region. Please visit us through clicking our web site: if you need more.