Photo taken on Jan. 15, 2019 shows a Nissan EV concept vehicle IMs at the 2019 North American International Auto Show (NAIAS) in Detroit, the United States. The annual Detroit auto show opened Monday and will last till Jan. 27. (Xinhua/Wang Ping)

Photo taken on Jan. 15, 2019 shows a GAC Motor's concept vehicle Entranze at the 2019 North American International Auto Show (NAIAS) in Detroit, the United States. The annual Detroit auto show opened Monday and will last till Jan. 27. (Xinhua/Wang Ping)

Photo taken on Jan. 15, 2019 shows an Infiniti concept vehicle Prototype 10 at the 2019 North American International Auto Show (NAIAS) in Detroit, the United States. The annual Detroit auto show opened Monday and will last till Jan. 27. (Xinhua/Wang Ping)

Photo taken on Jan. 15, 2019 shows an Infiniti concept vehicle QX Inspiration at the 2019 North American International Auto Show (NAIAS) in Detroit, the United States. The annual Detroit auto show opened Monday and will last till Jan. 27. (Xinhua/Wang Ping)

Photo taken on Jan. 15, 2019 shows a Lexus LC Convertible Concept vehicle at the 2019 North American International Auto Show (NAIAS) in Detroit, the United States. The annual Detroit auto show opened Monday and will last till Jan. 27. (Xinhua/Wang Ping)

Photo taken on Jan. 15, 2019 shows a Toyota Concept-i RIDE at the 2019 North American International Auto Show (NAIAS) in Detroit, the United States. The annual Detroit auto show opened Monday and will last till Jan. 27. (Xinhua/Wang Ping)