Hou-qing copy: This copy was a part of the collection by An-guo who was a epigrapher in the Ming period together with the Xian-feng copy and the Zhong-quan copy, and 497 characters are able to be read from this copy and this copy is often used as fa-shu.
後勁本：先鋒本・中権本とともに明時代の金石家だった安国のコレクションで、497字が読め、法書としてよく供される。