The rotating three-sided advertisement board attached to the walls of the Janianhua Mansion of the Chongqing Financial Real Estate company in Chongqing, China, has a total surface area of 5,748 m² (61,871 ft²). It was opened on 5 February 2005 and covers all four sides of the building.

The billboard is 33.6 m (110 ft 3 in) tall and the widest panel is 90 m (295 ft) long.