On 14 September 2007, the skyscraper was topped out at 492 meters (1,614.2 ft),[1][7] making it the 2nd tallest building in the world[8] on completion (the tallest at the time being Taipei 101), and the tallest building in Mainland China.[9] The SWFC opened to the public on 28 August 2008, with its observation deck opening on 30 August. The observation deck offers views from 474 m (1,555 ft) above ground level.[10]