The other dates back to the time of Emperor Chin Shih, who conducted a campaign to burn all books and suppress learning. The pillars are said to symbolize the chimneys in which the scholars hid their books.
因秦始皇焚書坑儒時，有些儒家為保存經書，建造煙囪狀的藏書塔於屋頂藏匿經書，使免於被毀，所以後來在大成殿建「藏經塔」作為紀念。