Liu Yun, deputy secretary of the Weifang Municipal Party Committee and mayor, and his entourage visited Shandong Useen Holding Group to investigate the construction of green mines and safety production
On July 1, Liu Yun, deputy secretary of the Weifang Municipal Party Committee and mayor, and Song Junqi, secretary general of the Weifang Municipal Government, and other leaders visited Weifang Yucheng New Materials Co., Ltd., a subsidiary of Shandong Useen Holding Group, to investigate green mine construction and safety production.