Shandong Guanghao Biological Products Co., Ltd is one of the largest supplier and manufacturer of high-quality nutritional ingredients. The company`s products have been exported to more than 20 countries and regions, including USA, Canada, Europe, Australia etc. Our mainly products including chondroitin sulfate, glcosamine ,chtosan and chitosan oligosaccharide . We have advanced equipment and Inspection&Testing center under GMP standard. All the experimental facilities are imported from Swiss ,Japan and other developed countries. Meanwhile passed ISO9001 Quality Management System in 2008, which provides a reliable guarantee for our products. The 21st century is the Century Of Biology, and also the Century of challenges and opportunities! We sincerely welcome old and new customers home and abroad to visit and negotiate the business, and looking forward to cooperate with you for the brilliant future.