Jingchu Suishiji
The Jingchu Suishiji, also known by various English translations, is a description of holidays in central China during the 6th and 7th centuries. It was compiled by Du Gongzhan in the Sui or early Tang (early 7th century) as a revised, annotated edition of Zong Lin's mid-6th-century Record of Jingchu or Jingchuji.