Wenyuan Pavilion and Wenyuan Pavilion in Beijing, Jinwen Pavilion in chengde mountain resort, Wenshui Pavilion in Shenyang, Wenzong Pavilion in Jinshan Temple in Hui Zhen, Wenhui Pavilion in Yangzhou and Wence Department in Hangzhou are the seven largest libraries in the Qing Dynasty, which are the stacks for the collection of Sikuquanshu. The seven libraries are all headed by Wen, and the word comes from water, which symbolizes the long history of Chinese culture.