Ua ho?okō ?ia ka hui ?oihana nui a me ka ?enehana me Chengdu University of Information Science and Technology a me ka National Key Laboratory of Traction Power of Southwest Jiaotong University Ua ho?ohui ?ia a ho?omaika?i ?ia ka pae noi?i ?epekema o ka hui i ka manawa like, ua ho?ohui mau ?ia ka hui a ho?omaika?i ?ia i nā makahiki i hala iho nei ?O ka ho?olauna ?ana o nā ?oihana ko?iko?i he nui i ka ?oihana e hā?awi i ke kāko?o ikaika no ka ho?okele a me ka lawelawe lawelawe o ka hui.