Shanghai plans to add nine lines to its metro network from 2017 to 2025, according to a public notice released by the municipality government of Shanghai on Thursday.

The nine lines will stretch a total distance of 250 kilometers, expanding the city’s metro network by 40 percent. The lines will include subway and intercity railway, and they are separate from the nine subway projects currently under construction in the city.

Shanghai has an existing metro network of 617 kilometers, including subway and 29 kilometers of maglev line with 366 stations.