Zhengzhou yutong bus co., LTD. (hereinafter referred to as "yutong bus") is a collection of coach products research and development, manufacturing and sales as one of the large modern manufacturing enterprise. The factory is located in yutong industrial park, zhengzhou, henan province, covering an area of 1, 700 mu. With the chassis frame electrophoresis, electrophoresis, spraying robot car body and other international advanced passenger electrophoretic coating production line, ChanChang is currently the world's largest, technology condition of the most advanced large and medium-sized passenger car production base. Located in the international logistics park in the east area of zhengzhou yutong bus new energy factory covers an area of 2000 mu, building area of 600000 square meters, will have the annual output of 30000 units of production capacity, for the Chinese passenger car industry the most advanced and the world's largest base of new energy bus.