Guangzhou Metro Line 18 or Line 13?

Guangzhou metro line 18. GuangzhouMetroLine18 is one of the express lines of Guangzhou Metro, and the first all-underground express line with a speed of 16 kilometers per hour in China. Its logo color is Bay Area Blue. Guangzhou Metro Line 18 starts from Xiancun Station and passes through the northern extension of Guangzhou Metro Line 18. The schematic diagram shows that the northern extension of Line 18 (from Guangzhou to Tiangui Intercity) includes a main line and a tie line. The main line is guangzhou east railway station to Tiangui Road, which is about 38.5 kilometers long, with 7 stations and the tie line is Fenghuang South Road.