Look at the map. It shows that 1 is Guangdong Province, or Guangdong for short. Figure 2 shows Hubei Province, abbreviated as Hubei; Figure 3 shows Yunnan Province, referred to as Yun or Dian for short; Figure 4 shows Shaanxi Province, referred to as Shaanxi or Qin for short; Fig. 5 shows Heilongjiang Province, referred to as Black for short; Figure 6 shows Shandong Province, which is called Lu for short. Thus, the vehicle with license plate "Lu F-34667" that Li Lei saw on Fang Wei Road belongs to Shandong Province, as shown in Figure 6.

So choose: C.