Qingdao Kehai Biochemistry Co., Ltd. is specialize in fermentation materials. Being an ISO9001 and ISO14001 Certificated company, we utilize advanced technology and refined process, and actualize strict quality control during the production. Our products includes sodium gluconate, itaconic acid, sodium alginate,mannitol, D-ribose, etc.We can supply you high-quality material at the most competitive price with the best severice.