Jin Mao Tower is a skyscraper in Shanghai, China. It is 421 meters (1380 feet) tall and has 88 floors. It was built in 1998 and is one of the tallest buildings in the world.The Shanghai World Financial Center is a 492 m (1,614 ft) high skyscraper in Shanghai, China. It has 101 storeys and is currently the third tallest building in the world, because Burj Khalifa is the tallest. Inside the building, there are offices, hotels and shopping malls.This building's roof is actually higher than Taipei 101's roof, but Taipei 101 has a spire on top, making Taipei 101 taller than Shanghai World Financial Center.