What's the name of the fourth son of the chairman of Yizhou Group?

Zhang jianqun As of July 19, 2022, according to the latest inquiry of Yizhou Group official website, the chairman of Yizhou Group is Zhang Huailian and his fourth son is Zhang Jianqun. 1993 joined Linyi cement plant as the director of packaging plant. Later, his rank continued to rise and he served in many positions. Finally, in September 2006, he succeeded his father and became the general manager of the group, which was excellent.