Kua mahia e te kamupene he mahi tahi ngaio me te hangarau me te Whare Wananga o Chengdu mo te Putaiao me te Hangarau me te National Key Laboratory of Traction Power of Southwest Jiaotong University Ko te taumata rangahau pūtaiao me te rangahau hangarau me te kaha whanaketanga kua whakatōpū tonu, kua pai ake i i te wa ano, kua whakakotahihia tonu te kamupene me te whakapai ake i nga tau tata nei.