... national hi & new technical enterprise, covering science, industry and trading, holder of “well-known trademark of China”, Tangshan Hexiang ... Group) Sanitation Co., Ltd., Tangshan Hexiang(Group) Lingxiang Commerce & Trading Co., Ltd, Tangshan Hexiang Refractory Materials Co., Ltd., Tangshan ... for visit and communication by the Board Chairman and General Manager-Mr. Zhao Xiangqi with his staff, we ...