Wu County
Kuai Xiang (; 1377–1451) was a Chinese architect and engineer widely known as designer of the Forbidden City and originator of the Xiangshan Carpenters. He was born in Xukou (Xiangshan), Wu County, Suzhou during the Ming Dynasty. When the Yongle Emperor decided to transfer the capital from Nanjing to Beijing in 1407, Kuai Xiang was ordered to design and construct the Forbidden City for him.