On 2nd of December, 2020, Zhang Chengyou, the head of Zibo Economic Development Zone lead team with 43 representatives to inspect the construction status of Sino-German Industry-Education Demonstration Base. Zheng Xianliang, the vice secretary of Zibo High-Tech Zone Working Committee and the executive vice director of administrative department; Wang Fei, the office director of administrative office; Zhang Jiakui, the head of High-Tech Zone Economic Development Bureau and other representatives accompanied for visiting. Cui Zhi, the general manager of Rhein-Koester; Yan Yongjia, the vice general manager accompanied for visiting and reported information. 

The delegation physically visited the construction site of  Sino-German Industry-Education Demonstration Base. At last, Zhang Chengyou praised constructional efficiency and the corporate development concepts.