



MCC Jingcheng Engineering Technology Co., Ltd.
Guiyang Yunhai Geotechnical Engineering Co., Ltd.
Beijing Municipal Engineering Design & Research Institute Co., Ltd.
Jiangsu Xintai Geotechnical Technology Co., Ltd.
Beijing Building Materials Geological Engineering Company
Jiangxi Jiye Technology Group Co., Ltd.
Shandong Provincial Academy of Building Research Co., Ltd.
Ningbo Zhongchun High-Tech Co., Ltd.
Changzhou Hongye Foundation Engineering Co., Ltd.
Reggiana Gear Reducer (Suzhou) Co., Ltd.
Jianyan Foundation Engineering Co., Ltd.
Wuhan Geological Survey Foundation Engineering Co., Ltd.
Anshan Zizhu High-Tech Equipment Manufacturing Co., Ltd.
Beijing Tianji Technology Co., Ltd.
Shanxi Construction