At 11:40 on September 8, 2015, with the last one metric meter C60 high performance concrete to 596.5 meters, the main structure of Tianjin 117 Mansion sealed the top. It was built by a Chinese Co.. The concrete pumping height to 621 meters, which breaks the record 601m held by Burj Dubai Tower, creating a concrete pumping highly practical new Guinness world record. 117 Tower Tourist Office, with a height of 579 meters, it will break Shanghai World Financial Center, created in 2009, 474 meters, “the world’s highest observation deck” Guinness Book of World Records.