he Natural Biological Group Co., Ltd. is a large-scale enterprise engaged in sodium citrate & potassium citrate products manufacture. The Natural Biological Group Co., Ltd is located in the beautiful coastal city Rizhao, which is also called the eastern bridgehead of the new Euro-Asia continental bridge.The sodium citrate and potassium citrate. With an annual total output of100,000 tons, products have been exported widely to more than 100 countries and regions in the world.As the syndic unite of CCCMC, the member unite of the Chinese Ferment Association, the syndic unite of the Ecological Society and the provincial-level new high-tech enterprise, the enterprises manufacturing conforms to the national standard of environmental protection and it has independent import and export rights. The enterprise has been certified through the system of ISO9001ISO14001OHSAS18001HACCPKOSHER and other social responsibility management of the citric acid industry. All the products meet the standard of BPFCCUSPEPJSFAGB.