G6521 Yulin–Lantian Expressway
On September 29, 2012, the first portion of the expressway, in Suide County, was opened to traffic. On January 19, 2020, the portion between Baishui County and Pucheng County in Weinan was opened to traffic. The Yulan Expressway was fully completed on July 4, 2021, when the section from Yanchang County to Huanglong County was completed, reducing travel time from the two counties from 4 hours to 2 hours.
History
The Yulan Expressway runs south from Suide County in Yulin through Yanchuan County, Yanchang County, Yichuan County, Huanglong County, Baishui County, and Pucheng County, before terminating in , Lantian County.