hall was built in 1421 during the Ming dynasty, destroyed seven times by fires during the Qing dynasty, and rebuilt for the last time in 1695–1697. After a reconstruction in the 16th century, the dimensions of the hall were reduced from around to its present measurements, . Inability to find sufficiently large logs was cited as the cause for this change. See also Hexi Caihua Caihua Yingzao Fashi References External links Forbidden City Royal residences in China Ming dynasty architecture Qing dynasty architecture Major National Historical and Cultural Sites in Beijing