By 19th April, 2018. Mr Yu Haitian, the mayor and deputy secretary of municipal party committee of Zibo, accompanied by  Mr Zhang Xudong, the vice director of high-tech zone admin, visited Rhein-Koester Sino-German Intelligent Manufacturing Technology Practical training base. Mr Cui Zhi, the GM of Rhein-Koester and Mr Liu Donghai, the vice GM were reporting information and accompanying.