Cai Suirong steps down as Abterra's executive director
She cited her other commitments as reason for her inability to continue her obligations in the company.
The Board of Abterra announced the resignation of Cai Suirong as executive director, vice chairman and strategic business director.
Ms Cai, 49, was responsible for identification and launching of new regional business initiatives for the Company.
She was also tasked to oversee the strategic business development in key geographical areas, according to an Abterra report.
She was appointed to the post 11 February 2010.