World people are simultaneously dealing with the air pol ution, global warming and increasing energy demand. So, the automobile electriifcation is expected to be a promising solution in major countries to overcome the worldwide stringent regulation of the fuel saving after 2020. Their ambitious goals of the electric vehicles on roads in 2020 are ifve mil ion in China, two mil ion in Japan, one mil ion in Germany, and one mil ion in USA in 2015. Those countries are keen on developing advanced batteries, fuel-cel vehicles, safety vehicles, col ision-free vehicles, connected vehicles and autonomous vehicles, moreover, vehicle-to-home/home-to-vehicle systems, ultra-smal mobility used in residential areas, and emergency cal systems. Through technologies from these wide ifelds, people are aiming at creating a new business and even a sustainable society.