1. School of Management, Fujian University of Technology, Fuzhou 350118, China
2. Technology Innovation Center of Monitoring and Restoration Engineering in Southeast Ecologically Fragile Areas of the Ministry of Natural Resources, Fuzhou 350108, China
3. School of Urban Economics and Public Administration, Capital University of Economics and Business, Beijing 100070, China
4. College of Applied Arts and Science, Beijing Union University, Beijing 100191, China