According to the chronicle of Dingxi orphanage, cannibalism is a chapter of Blackstone. Without food, people began to eat elm bark, grass roots, buckwheat bark, grain clothes, thorn seeds and even people.

Chronology of Dingxi Orphanage is a book published by Huacheng Publishing House on March, 2007 1. The author is Yang Xianhui. Based on the faithful historical facts and the facts stated by the parties, the author has created very typical and unique works.