... the Rizhao Jiejing Seaweed Product Co., Ltd. In May 2003, it established the Rizhao Jiejing Ocean Biotechnology Development Co., Ltd. In December 2003, mannitol, a ... Pharmaceutical Co., Ltd, Rizhao Jindi (Golden Emperor) Trading Co., Ltd, Rizhao Jiejing Ocean Biotechnology Development Co., Ltd, and a J/V of South-Africa Jiejing Imp. & Exp. Trading Co.,Ltd. The ...