On the morning of August 8, 2022, the Benxi-Ji'an National Expressway from Benxi to Huanren (Liao-Jijie), Chifeng-Suizhong National Expressway from Lingyuan (Meng-Liaojie) to Suizhong Section, the Jingha National Expressway The reconstruction and expansion project of the Suizhong (Hebei-Liaoning) to Panjin section of the highway started simultaneously. The groundbreaking ceremony was held at the construction site of the Inter-city Interchange in the Benhuan Project, Shanchengzi Town, Benxi Manchu Autonomous County, Liaoning. The other two sub-venues were held simultaneously by video connection .

The main line of Benhuan Expressway is 176.105 kilometers long, and the Kuandian branch line is 46.752 kilometers long, with a design speed of 100 kilometers per hour.

The Lingsui Expressway has a total length of 175.439 kilometers. The whole line adopts the standard of two-way four-lane expressway. The design speed of the interval is 100 kilometers per hour and 80 kilometers per hour respectively.

The Jingha Expressway has a total length of 238.03 kilometers, of which the 15.95-kilometer double-track section of Jiumenkou adopts two-way six-lane sections, and the 222.08-kilometer main line reconstruction and expansion section adopts six-lane reconstruction and expansion to ten lanes, with a design speed of 120 km/h.Editor/Ma Xue