On the afternoon of December first，The company held“Quality 100-day line”Closed-book examination of knowledge，Construction Machinery Research Institute、All production workshops of the department、Production Management Department、More than 80 people from 16 subsidiaries and other units participated.。Final，The material management center team won the first prize.，Prepare the workshop、Electro-hydraulic workshop team won the group second prize，Construction Machinery Research Institute、The assembly workshop and the quality assurance department team won the third prize of the group.；Dong Yinxia won the first prize.，Guo Li Yuexing、Xu Xu won the individual second prize.，Guo Xiaoqiang、Guo Qingli and Zhang Jiaona won the individual third prize.。