Qingdao Bus 103 adopts BYD K9 pure electric bus, with a body length of12m, and the overall design follows the people-oriented design concept. The floor is designed with low floor technology in one step, which is convenient for passengers to get on and off; The area of the front windshield accounts for two-thirds of the front area of the car body, and the driving vision is wide; The main body of the car is silver and the side windows are large pieces of black glass. The overall appearance is elegant and atmospheric.