... Rizhao Economic Development Zone, was completed and put into service. In January 2010, the Shandong Treeful Jiejing Pharmaceutical Co ... of ocean chemical, biochemical, pharmaceutical, foodstuff, health food, import & export trade, petty loan, foreign investment and R&D. Shandong ... re aiming to supplying “zero-fault” products and perfect service, to satisfy the needs of domestic and foreign customers. ...