One Lujiazui, previously known as Development Tower, is a recently built skyscraper in Shanghai, China. It is one of the one hundred tallest buildings in the world and tied for the 7th tallest in Shanghai with the Bocom Financial Towers. Finished in 2008, the tower stands 269 metres tall. The glass highrise's primary use is as an office building, though it also offers over 6,000 square metres of residential space.