Flanking the No.12 Reader Service Hall of the Xi'an National Archives of Publications and Culture stand the giant pyrography artworks Flourishing Chang'an and Radiance of the Silk Road, with a combined total area of 40 square meters. These two pyrography pieces are the world’s largest wooden board pyrography works to date, boasting the richest cultural connotations and the most elaborate content. Li Cailan, a seasoned pyrography artist with 16 years of experience in the craft, and her team spent more than half a year creating them to flawless perfection.