Where is Lan Fang in the case of Di Gong in Tang Dynasty?

Lan Fang in the case of Di Gong in the Tang Dynasty was a remote county in the northwest of the Tang Dynasty Empire, and the specific shooting location was located in a certain area of Hengdian Film and Television City in Zhejiang Province. The Tang Emperor's Case-solving is a costume fantasy drama directed by Yunliang Li, starring Zhou Yiwei, Claudia and Elaine Chung, starring Zhang Jiayi and Ruoyun Zhang, starring You Yongzhi, Jerry Lee and Li Naiwen, starring Yang Xue, Chen Douling, Wang Jinsong and Jiang Yi, and starring Yin Xiaotian. Adapted from the novel of the same name by the Dutch writer Gao Luopei, the play tells the legendary story of Di Renjie, a famous official in the Tang Dynasty, who repeatedly solved strange cases and solved the mystery of his life experience at the beginning of his official career. The play premiered on CCTV TV channel on February 6, 2024, and was broadcast simultaneously on Youku.