Where is the license plate with 'Lu' from?

[SanHope]

Lu is the license plate prefix for Shandong Province, with 'Lu' being the abbreviation for Shandong. The license plate codes for Shandong Province include: Jinan Lu A, Qingdao Lu B, Zibo Lu C, Zaozhuang Lu D, Dongying Lu E, Yantai Lu F, Weifang Lu G, Jining Lu H, Tai'an Lu J, Weihai Lu K, Rizhao Lu L, Binzhou Lu M. License plates serve as a numbering and information registration system for vehicles, primarily used to identify the region to which a vehicle belongs and to trace the owner and registration details of the vehicle based on the plate. License plate numbering rules: 1. For automobiles, the license plate number consists of two rows, the upper row being the vehicle registration authority code and the lower row being the plate number; 2. The vehicle registration authority code consists of 2 characters, combining Chinese characters and English letters; 3. The plate number consists of 5 characters, made up of Arabic numerals or a combination of Arabic numerals and English letters; 4. The plate number must not include three identical English letters or three identical Arabic numerals.