1. Department of Industrial Engineering, Tsinghua University, Beijing, P.R. China
2. Smart Manufacturing Thrust, Systems Hub, The Hong Kong University of Science and Technology, Guangzhou, P.R. China
3. Department of Mechanical and Aerospace Engineering, The Hong Kong University of Science and Technology, Hong Kong SAR, China
4. AVIC China Aero-Polytechnology Establishment, Beijing, P.R. China