The license plate codes of Shandong Province are as follows: Lu A is Jinan, Lu B is Qingdao, Lu C is Zibo, Lu D is Zaozhuang, Lu E is Dongying, Lu F is Yantai, Lu G is Weifang, Lu H is Jining, Lu J is Taian, Lu K is Weihai, Lu L is Rizhao, Lu M is Binzhou, Lu N is Dezhou, Lu P is Liaocheng, Lu Q is Linyi, Lu R is Heze and Lu S is Laiwu. The license plate is the registration of the number and information of each car. Its main function is to know the area of the vehicle through the license plate, and also to find the owner and registration information of the vehicle according to the license plate.