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How many tunnels are there in Lanping on the He-Jianlan Expressway?

Sepang Mountain Tunnel, Shilong Village Tunnel, Laojianshan Tunnel.

According to the official website of the People's Government of Nujiang Lisu Autonomous Prefecture, it was learned from "Better Traffic Access and Smoother Development - Lanping County Breaks Through Traffic Bottlenecks to Promote County Economic Boom" that the Hejianlan Expressway in Lanping There are Sepangshan Tunnel, Shilongcun Tunnel and Laojianshan Tunnel in the territory.

He-Jianlan Expressway is an expressway from Heqing County to Jianchuan County to Lanping County. It starts from Shilong Village in Heqing County and ends at Jinding Town in Lanping County. The main line is 78.9 kilometers long. . Starting from 1 a.m. on April 29, 2023, the Shaxi Branch of the Hejianlan Expressway will be officially opened to traffic.