1. Qingdao Vocational and Technical College of Hotel Management, Qingdao 266100, China
2. School of Civil Engineering, Qingdao University of Technology, Qingdao 266033, China
3. Qingdao Green Technology Geotechnical Engineering Co., Ltd., Qingdao 266033, China
4. Department of Hydraulic Engineering, Shandong Water Conservancy Vocational College, Rizhao 276826, China
5. Guangdong Province Communications Planning & Design Institute Co., Ltd., Guangzhou, China
6. Shandong Luqiao Group Co., Ltd., Jinan, China
7. Powerchina Northwest Engineering Corporation Limited, Xian, China
8. Cooperative Innovation Center of Engineering Construction and Safety in Shandong Blue Economic Zone, Qingdao 266033, China
9. China State Construction Zhongxin Construction Engineering Co., Ltd., Shandong Branch, Qingdao, China
10. Shandong Hi-Speed Engineering Construction Group Co. Ltd., Jinan, China