... In May 2003, it established the Rizhao Jiejing Ocean Biotechnology Development Co., Ltd. In December 2003, mannitol, a ... mannitol abstraction technology, and established the Lianyungang Jiejing Ocean Biochemistry Co., Ltd. In September 2004, iodine, a ... Rizhao Jiejing Pharmaceutical Co., Ltd, Rizhao Jindi (Golden Emperor) Trading Co., Ltd, Rizhao Jiejing Ocean Biotechnology Development Co., Ltd, ...