手繪透視圖線架構-花瓣网|陪你做生活的设计师 | ter : Niu M1 Electric Scooter 2016 Size: 1130mm(h) x 1800mm(l) x 700mm(w) Material: ABS, PP, Aluminium, Steel Role: Design Director / Designer / Project ManagerM1 is the second electric smart scooter from Niu. With a continuation of th