North University of China, North University of China, Taiyuan University of Science and Technology, North China Electric Power University, affiliation not provided to SSRN, North University of China, North University of China, North University of China - Shanxi Key Laboratory of Controlled Metal Solidification and Precision Manufacturing, North University of China - Shanxi Key Laboratory of Controlled Metal Solidification and Precision Manufacturing, Central South University, Central South University and North University of China