Lanzhou–Zhengzhou–Changsha pipeline
The Lanzhou–Zhengzhou–Changsha product oil pipeline is a pipeline carrying diesel and other oil products from the northwest to the central regions of China. The 2,070-kilometre (1,290 mi) pipeline starts in Lanzhou in Gansu, and runs through Zhengzhou in Henan to Changsha in Hunan.
Source: Wikipedia — Lanzhou–Zhengzhou–Changsha pipeline (CC BY-SA 4.0)