Which region does the license plate 'Lu R' belong to?

[Isabela]

Lu R is the license plate code for Heze, Shandong Province. License plates serve as identification and information registration for vehicles, with their primary function being to indicate the region to which the vehicle belongs. They also allow for tracing the vehicle's owner and registration details based on the plate number. The first character of a license plate is a Chinese character representing the provincial-level administrative region where the vehicle is registered, which is the abbreviation of the province, municipality, or autonomous region. The second character is an English letter representing the prefecture-level administrative region, which is the letter code for the prefecture-level city, district, autonomous prefecture, or league. These codes are generally ranked by the provincial vehicle management office based on the status of each prefecture-level administrative region. Below is an introduction to the license plate codes for various regions in Shandong Province: Lu A - Jinan, Lu B - Qingdao, Lu C - Zibo, Lu D - Zaozhuang, Lu E - Dongying, Lu F - Yantai, Lu G - Weifang, Lu H - Jining, Lu J - Tai'an, Lu K - Weihai, Lu L - Rizhao, Lu M - Laiwu, Lu N - Dezhou, Lu P - Liaocheng, Lu Q - Linyi, Lu R - Heze, Lu U - Private vehicles of the provincial government in Qingdao Development Zone, Lu W - Provincial government vehicles, Lu O.