Many of its contents were official documents and especially most of them were the records of stationing by Choekigun Kyoen Toi (The chief of Kyoen of Choeki County) and Kensui Toi (The chief of Kensui) who guarded the area, but some of them included law, medical books, calendar and so on of the time.
その内容の多くは公文書で、特にこの地を警護していた張掖郡居延都尉や肩水都尉の駐屯の記録が大半であるが、一部当時の法律や医学書、暦などが含まれている。