... Environment Management System Certification. In September 2001, the Rizhao Jiejing Imports and Exports Co., Ltd. was established. In November 2001, it invested ... Co., Ltd, Rizhao Jiejing Ocean Biotechnology Development Co., Ltd, and a J/V of South-Africa Jiejing Imp. & Exp. Trading Co.,Ltd ... . The company covers 40,000 square meters and has more ...