1. School of Economics and Management Chang'an University Xian China
2. Nathu Puri Institute for Engineering and Enterprise London South Bank University London UK
3. School of Management and Economics Beijing Institute of Technology Beijing China
4. Departamento de Ingeniería Mecánica y Diseño Industrial Escuela Superior de Ingeniería. Universidad de Cádiz Cádiz Spain
5. School of Civil Engineering Chang'an University Xian China