In Feb. 2016, Tangshan mayor Mr. Ding Xiufeng and accompanies attended in Hebei province key projects concentrating on opening Zhongrong Technology Tangshan meeting place.
In Aug. 2017, Tangshan municipal party secretary Mr. Jiao Yanlong and Qianan municipal party secretary Mrs. Zhang Shuyun inspected company new production line.
In Aug. 2017, Tangshan city vice mayor Mr. Cao Quanmin inspected our company and center control room.
In Jul. 2018, China National Energy Save and Science Assembly Director Mr. Wang Siqiang inspected our company R&D fundamental and biological enzyme R&D lab.
In Sep. 2018, Tangshan city vice mayor Mr. Sun Wenzhong and accompanies inspected our company.
In Oct. 2019, Qianan city municipal party secretary Mr. Han Guoqiang inspected our company R&D fundamental.