What is the level of the chairman of Zhuhai Port Group?

According to relevant information, the chairman of Zhuhai Port Group is the deputy ministerial level. Zhuhai Port Holding Group is a wholly state-owned enterprise established on July 25th, 2008. The chairman of this state-owned enterprise is a vice minister. Zhuhai Port Holding Group Co., Ltd. is a company engaged in the development and construction of ports, land and its supporting facilities.