... , it invested and founded the Shandong Treeful Jiejing Pharmaceutical Co., Ltd. jointly with the Shanghai Treeful Pharmaceutical Co., Ltd. In August 2002, it invested and founded ... Treeful Jiejing Pharmaceutical Co., Ltd. held by the Huayuan Treeful Pharmaceutical (Group) Co., Ltd., and became the only shareholder of the Shandong Treeful Jiejing Pharmaceutical Co., Ltd. In March ...