Yongji city Automobile Emergency Mobile Equipment Comprehensive Test Site is jointly built by Yongji Economic and Technological Development Zone, Beijing Gao Jie Investment Co., Ltd. and Yuncheng Xingyun Technology Co., Ltd. This project is a comprehensive test site for heavy and ultra-heavy automobiles and special emergency equipment (military equipment), which conforms to the development direction of emerging industries and is a landmark project of "He Qi raw materials" emerging industries. The project was officially signed in June165438+1October 65438+May 2022.