KUNMING: The construction of a 15.2-km tunnel on the Kunming-Vientiane Railway to link China with Laos was completed on Monday morning (May 25).
The Ganzhuang tunnel, located in Yuanjiang County in the city of Yuxi, southwest China's Yunnan Province, was the first high-risk tunnel with a length of more than 15km to be built along the railway line, according to the China Railway Kunming Group Co, Ltd.
