This 41 km metro line is under construction in China. It comprises 10 stations and 160 km/h design speed. The line uses 1500 V DC overhead electrification, CBTC signalling and 1435 mm standard gauge. China Railway (CR) · CRRC · News
Guangzhou Metro Line 22 (Northern Extension to Baiyun Airport) is a metro project in China, currently under construction.
This 41 km metro line is under construction in China. It comprises 10 stations and 160 km/h design speed. The line uses 1500 V DC overhead electrification, CBTC signalling and 1435 mm standard gauge. Guangzhou Metro Corporation is delivering the project, with China Railway Engineering Group (CREC) as main contractor. The line is scheduled to open in 2027.
Completion is expected in 2027.