The 30-meter environmental impact assessment of Daxi high-speed railway will be handled by the provincial and municipal departments of the original Ping section one month later. Datong-xi 'an high-speed railway, referred to as Daxi High-speed Railway, also known as Daxi Passenger Dedicated Line, is a high-speed railway connecting Datong to Xi 'an, an important part of China's medium-and long-term railway network planning, and also a key railway construction project in western China. Daxi high-speed railway was officially started on June 5438+February 3, 2009. In July 1, 2065438, the section from Taiyuan South to Xi 'an North was officially opened to traffic. On September 28th, 20 18, the section from Pingxi to Taiyuan Nanyuan of Daxi high-speed railway was officially opened for operation.