From August 2 to August 4, 2022, Wei Jingfen, the chairman of the joint management leadership of Zhong An, Liu Weihua, the executive deputy general manager, together with Zhang Yuecheng
On July 29, 2022, Liu Chengkun, Executive Vice President of Shandong Mergers and Acquisitions Federation, and Lin Zi, General Manager of Shandong Puhui Financial Holding Co., Ltd., and a delegation visited the company for inspection.
On June 29, 2022, the launch ceremony of Zhong'an United Investment Group's entrusted operation of Zhihui Vermilion and the commencement ceremony of Hengchang Heavy Industry were held at Hengchang Heavy Industry.
On June 5, 2022, Professor Zhao Weimin of Hebei University of Technology was invited to discuss the investment project of Zhihui Worm Ink High end Equipment Manufacturing Materials Industrial Park in the conference
On the afternoon of May 31, 2022, the first meeting of the Factory Management Committee (entrusted by Zhong'an United Investment Group to Zhihui Vermilion Co., Ltd.) was held in the conference room on the second floor of Zhihui Vermilion Co., Ltd.