The Gujin Tushu Jicheng
is a vast encyclopaedic
work written in China
during the reigns of Qing
, completed in 1725
. The work was headed initially by scholar Chen Menglei
(陳夢雷), and later by Jiang Tingxi
. It contained 800,000 pages and over 100 million Chinese characters
. Topics covered included natural phenomena, geography
The work was printed in 1726 using copper movable type printing. It spanned around 10 thousand rolls (卷). About 60 copies were made.
One of Yongzheng's brothers patronised the project for a while, although Yongzheng contrived to give exclusive credit to his father Kangxi instead.