On April 12, 2019, Rhein-Koester Inter-enterprise Training Center held a special Kohler recruitment seminar in Zibo. More than 100 Sino-German class students from Zibo Construction Engineering College and Zibo Technical College participated in the seminar. The center invited Wang Ningning, the human resources manager of Zibo Kohler Co., Ltd. to gave a wonderful recruitment lectures to the trainees.