Dandong–Dalian intercity railway

The Dandong–Dalian intercity railway is a high-speed line operated by China Railway High-speed within the Liaodong Peninsula of Liaoning province, connecting the coastal cities of Dandong and Dalian.

Overview
Dandong–Dalian intercity railway is broken down into three segments: Dandong–Zhuanghe, Zhuanghe–Dengshahe, and Dengshahe–Dalian. It will have a total length of about 292 km, of which 94 km will be in the Dandong prefectural area, 198 km will be in the Dalian region. The total investment is estimated to be about 14.7 billion yuan with a design speed of 200 km/h of primarily double tracked electrified railway. The construction period was estimated to take about three and a half years and was started on 17 March 2010. It started operation on 17 December 2015.

Planning phase

 * 21 April 2009 – Liaoning Provincial Government and the Ministry of Railways signed the "On the strengthening of Liaoning railway construction Minutes", which set a railway design speed of 250 km/h along a double track line electrified railway for passengers and freight.
 * 28 June 2009 – Ministry of Railways jointly with the provincial government reported to the National Development and Reform Commission about their studies on this project.
 * 19–21 December 2009 – Ministry of Railways held preliminary design review meeting, formally adopting the project preliminary design review.

Construction phase

 * 17 March 2010 – Dandong – Zhuanghe section started.
 * 2 December 2010 – First bridge girder erection in the Donggang, Liaoning, area, well north of the town of Wolong with several large bridges completed.

Operation phase

 * 17 December 2015 – Start operation.