Yingzao Fashi
Bricks continued to be used during 2nd millennium BC at a site near Xi'an. Fired bricks were found in Western Zhou (1046–771 BC) ruins, where they were produced on a large scale. The carpenter's manual "Yingzao Fashi", published in 1103 at the time of the Song dynasty described the brick making process and glazing techniques then in use. Using the 17th-century encyclopaedic text "Tiangong Kaiwu", historian Timothy Brook outlined the brick production process of Ming Dynasty China: