IV. ENVIRONMENTAL PLANNING FOR THE LIAONING MIDDLE CITY GROUP, WITH SHENYANG AS THE CORE
A. Middle city group
2. Spatial structure of the middle city group
The Liaozhong city group comprises a spatial radiation structure, with Shenyang city as its core and the Chang-Da railway as the main shaft. Shenyang. Liaoyang, Anshan and Tieling cities are distributed along the Chang-Da railway. The region's rail network comprises the Chang-Da, Shen-Shan, Shen-Ji and Shen-Dan railway lines.