1. Department of Mechanical and Manufacturing Engineering, Faculty of Engineering Universiti Putra Malaysia Serdang Selangor Darul Ehsan Malaysia
2. Department of Marine Engineering Tianjin Maritime College Tianjin China
3. Department of Management and Marketing, Faculty of Economics and Management Universiti Putra Malaysia Serdang Selangor Darul Ehsan Malaysia
4. Department of Economics and Management Tianjin Bohai Vocational Technology College Tianjin China