Sunray Holdings' Quality Supervisor Yang Zheng resigns
He was assigned to oversee research and development of electronic medical apparatus and the management of product quality.
Sunray Holdings announced the resignation of Yang Zheng as Quality Supervisor due to his personal reasons. .
Yang Zheng, 44, was responsible for the supervision and operation of the quality management system and specializes in the R&D of electronic medical apparatus and the management of product quality, according to a Sunray Holdings report.