Normal phenomenon. This is a normal phenomenon because electric vehicles have high speed, heavy load and long service life; In order to ensure that the front wheel is seriously worn, most of them set the front wheel wider and the rear wheel narrower. Dayang electric vehicle is a high-end quality representative of two-wheeled electric vehicles, and now it has three production bases in Wuxi, Jiangsu, Wuqing, Tianjin and Dongguan, Guangdong.