Qingdao Zhouji (Trans-Continent Chemical Co. LTD, ) established in 1995, is a manufacturer of Sodium Alginate. We have achieved the ISO90001 certification. We have advanced laboratory and strict quality control system. We produce our products strictly according to the ISO9001 standard. We can supply 30-200 mesh food grade and industrial grade sodium alginate. Our products are sold well in China and foreign countries with wide applicable ranges from textile industry, food industry to pharmacy industry. Anhydrous calcium chloride has passed inspection of the authorities of our country and is exported to Middle East, Russia, Canada and Southeast Asia.