The construction route traces roughly along the east bank of the Pearl River,[3] connecting Guangzhou, Dongguan and Shenzhen Bao'an International Airport.

It will feature a length of 73.996 km (45.979 mi)[1] from Xintang South to Shenzhen Airport, operating at a top speed of 140 km/h (87 mph)[1][4] using CRH6A trains.

The extension from Xintang South to Guangzhou North is also known as Xinbaiguang intercity railway (新白广城际铁路).

[22] In June 2020, NDRC approved a further extension beyond Qianhai deeper in to central Shenzhen.

The extension will add about 10 km (6.2 mi) of line and additionally serve Baishizhou and Huanggang Port.