Nanjing University of Information Science & Technology (NUIST), Nanjing University of Information Science and Technology, Nanjing University of Information Science and Technology, Nanjing University of Information Science and Technology, Nanjing Forestry University, Huaiyin Institute of Technology, affiliation not provided to SSRN, Jiangsu University of Science and Technology, Nanjing Tech University and Nanjing University of Information Science & Technology (NUIST)