It is located in Beijing's Dong Cheng Second Ring, south west of Dong Sishitiao Bridge. Two-way point of the world's largest version of the single-layer curtain wall with flexible cables. Firstly with the tough cable connection of curtain wall technology in China, flowing water garden in the sky, OSLASH, 3D flowing-water sculpture, urban cultural square combined with a 90-meter-high skyscraper atrium, high-column-free lobby of over 1000 square meters. This is the summit of the Chinese humanities building, second to none.