The Shanghai Tower is a 632-metre (2,073 ft), 128-story megatall skyscraper in Lujiazui, Pudong, Shanghai. It is the world's second-tallest building by height to architectural top and it shares the record (along with the Ping An Finance Center) of having the world's highest observation deck within a building or structure at 562 m.
It had the world's second-fastest elevators at a top speed of 20.5 metres per second (74 km/h; 46 mph) until 2017, when it was surpassed by the Guangzhou CTF Finance Centre, with a top speed of 21 metres per second (76 km/h; 47 mph).
Designed by international design firm Gensler and owned by the Shanghai city government.
Its tiered construction, designed for high energy efficiency, provides nine separate zones divided between office, retail and leisure use.
According to en.wikipedia